PLEASE SUPPORT US. Help keep mindat.org running #givingtuesday
Log InRegister
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe ElementsBooks & Magazines
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice SettingsThe Mineral Quiz
Photo SearchPhoto GalleriesSearch by ColorNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryMineral Photography

Diablo Range, California, USAi
Regional Level Types
Diablo RangeMountain Range
CaliforniaState
USACountry

This page is currently not sponsored. Click here to sponsor this page.
Key
01558420015707607738155.jpg
Radiolarian chert of Franciscan Complex

Mount Diablo, Clayton, Contra Costa Co., California, USA
00531180014977566755983.jpg
Graywacke sandstone of Franciscan Complex

Mount Diablo, Clayton, Contra Costa Co., California, USA
05643380014950696721661.jpg
Radiolarian chert of Franciscan Complex

Mount Diablo, Clayton, Contra Costa Co., California, USA
00531180014977566755983.jpg
Graywacke sandstone of Franciscan Complex

Mount Diablo, Clayton, Contra Costa Co., California, USA
Locality type:
Largest Settlements:
PlacePopulation
Oakland419,267 (2017)
Fremont232,206 (2017)
Hayward158,289 (2017)
Concord128,667 (2017)
Berkeley120,972 (2017)
Antioch110,542 (2017)


No description has been added for this locality. Can you add one?

Select Mineral List Type

Standard Detailed Gallery Strunz Dana Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

Mineral list contains entries from the region specified including sub-localities

250 valid minerals. 26 (TL) - type locality of valid minerals. 1 erroneous literature entry.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Rock list contains entries from the region specified including sub-localities

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Actinolite
Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22OH2
Localities: Reported from at least 6 localities in this region.
Description: Occurs in actinolite schists, radiating crystals to 4 inches (10 cm) long.
Reference: Hanks, Henry Garber (1884), Fourth report of the State Mineralogist: California Mining Bureau. Report 4, 410 pp.: 69; Blasdale, Washington C. (1901), Contributions to the mineralogy of California University of California Department of Geological Sciences Bulletin: 2: 328, 333, 345; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 359.
Aegirine
Formula: NaFe3+Si2O6
Localities: Reported from at least 6 localities in this region.
Reference: William S. Wise (1982) Strontiojoaquinite and bario-orthojoaquinite: two new members of the joaquinite group . American Mineralogist 67:809-816.
Agardite-(La)
Formula: LaCu6(AsO4)3(OH)6 · 3H2O
Reference: www.mineralsocal.org
Agardite-(Y)
Formula: YCu6(AsO4)3(OH)6 · 3H2O
Habit: Prismatic
Colour: Light green
Description: Occurs as crystal bundles up to 0.5 mm long with single crystals up to 0.05 mm.
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 323.
Alabandite
Formula: MnS
Reference: Rogers, Austin Flint (1924b), Kempite, a new manganese mineral from Santa Clara County, California: American Journal of Science, 5th. Series: 8: 145-150; […(abstract): Geological Society of America Bulletin: 36: 206 (1925)]: 206; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 59; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 106; www.mineralsocal.org
Albite
Formula: Na(AlSi3O8)
Localities: Reported from at least 24 localities in this region.
Reference: Dunning, G. E., Walstrom, R. E., & Lechner, W. (2018) Barium Silicate Mineralogy of the Western Margin, North American Continent, Part Geology, Origin, Paragenesis and Mineral Distribution from Baja California Norte, Mexico, Western Canada and Alaska, USA. Baymin Journal, Vol. 19, No. 5
Alleghanyite
Formula: Mn2+5(SiO4)2(OH)2
Reference: Rogers, Austin Flint (1919b), An interesting occurrence of manganese minerals near San Jose, California: American Journal of Science, 4th. Series: 48: 443; Ross, Clarence Samuel & Paul F. Kerr (1932), Manganese mineral of a vein near Bald Knob, North Carolina: American Mineralogist: 17: 13; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 61; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 413; www.mineralsocal.org
Almandine
Formula: Fe2+3Al2(SiO4)3
Reference: Tsujimori, Tatsuki, Liou, Juhn G., and Coleman, Robert G., 2007, Finding of High-Grade Tectonic Blocks from the New Idria Serpentinite Body, Diablo Range, California: Petrologic Constraints on the Tectonic Evolution of a Tectonic Diapir, Geolgical Society of America Special Paperr 419, p. 67-80.
'Almandine-Pyrope Series'
Reference: Harris Mason specimen
Alum-(K)
Formula: KAl(SO4)2 · 12H2O
Description: Finely crystallized specimens.
Reference: Palache, Charles, Harry Berman & Clifford Frondel (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124pp.: 473; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 82.
Alumohydrocalcite
Formula: CaAl2(CO3)2(OH)4 · 4H2O
Reference: Dunning, G. E. (2000): Chromian dawsonite and chromian alumohydrocalcite from Orestimba Creek, Stanislaus County, California. Mineralogical Record 31, 333-338.
Alumohydrocalcite var. Chromium-bearing Alumohydrocalcite
Formula: Ca(Al,Cr)2(CO3)2(OH)4 · 4H2O
Reference: Dunning, G. E. (2000): Chromian dawsonite and chromian alumohydrocalcite from Orestimba Creek, Stanislaus County, California. Mineralogical Record 31, 333-338.
Alunogen
Formula: Al2(SO4)3 · 17H2O
Reference: Min.Rec.: 20:427-434.
Amesite
Formula: Mg2Al(AlSiO5)(OH)4
Analcime
Formula: Na(AlSi2O6) · H2O
Localities: Reported from at least 6 localities in this region.
Description: Occurs as crystals in seams of ferrohornblende syenite (originally reported as barkevikite syenite).
Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 71.
Anatase
Formula: TiO2
Colour: Pale brown
Description: Occurs as a few minute pale brown crystals inn the benitoite vein.
Reference: Louderback, George Davis & Walter C. Blasdale (1909), Benitoite, its mineralogy, paragenesis and mode of occurrence: University of California, Department of Geological Sciences Bulletin: 5: 380; Palache, Charles & William Frederick Foshag (1932), The chemical nature of joaquinite: American Mineralogist: 17: 308-312; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 72.
'Anauxite'
Reference: Murdoch & Webb, 1958. Minerals of California, 2nd ed.
Andradite
Formula: Ca3Fe3+2(SiO4)3
Localities: Reported from at least 15 localities in this region.
Reference: John Betts
Andradite var. Demantoid
Formula: Ca3Fe3+2(SiO4)3
Reference: [www.johnbetts-fineminerals.com]
Andradite var. Melanite
Formula: Ca3Fe3+2(SiO4)3
Localities: Reported from at least 8 localities in this region.
Reference: John Betts
Andradite var. Topazolite
Formula: Ca3Fe3+2(SiO4)3
Reference: John Betts
Anilite
Formula: Cu7S4
Reference: Joseph F. Cooper Jr., Gail E. Dunning, Ted A.Hadley (2003) Minerology of the Victor Claim, Clear Creek Area, New Idria District, San Benito County, California.; Dunning, G. E., Walstrom, R. E., & Lechner, W. (2018) Barium Silicate Mineralogy of the Western Margin, North American Continent, Part Geology, Origin, Paragenesis and Mineral Distribution from Baja California Norte, Mexico, Western Canada and Alaska, USA. Baymin Journal, Vol. 19, No. 5
Anthophyllite
Formula: ◻{Mg2}{Mg5}(Si8O22)(OH)2
Description: Occurs as fibrous masses in schists.
Reference: Blasdale, Washington C. (1901), Contributions to the mineralogy of California University of California Department of Geological Sciences Bulletin: 2: 343; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 394.
Antigorite
Formula: Mg3(Si2O5)(OH)4
Localities: Reported from at least 7 localities in this region.
Reference: Mason, A. (1976) The world of Rocks and Minerals. New York, N.Y., Larousse & Co., 108 pages.
Antigorite var. Williamsite
Formula: Mg3(Si2O5)(OH)4
Reference: Mason, A. (1976) The world of Rocks and Minerals. New York, N.Y., Larousse & Co., 108 pages.
'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
Localities: Reported from at least 10 localities in this region.
Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10033580.
'Apatite var. Apatized Wood'
Description: Pseudomorphous after fossil wood. Occurs in nodules of the Moreno Formation.
Reference: Gulbrandsen, Robert Allen, D.L. Jones, K. McQ. Tagg & D.W. Reeser (1963), Apatitized wood and leucophosphite in nodules in the Moreno formation, California: USGS PP 475-C: 100-104; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 78; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 285.
'Apatite var. Collophane'
Description: Occurs as phosphorite pebbles and pellets and phosphatized shells in the Pancho Rico Formation.
Reference: Hart, E.W. (1966) Mines and mineral resources of Monterey County, California. California Division Mines and Geology County Report 5, 142 pp.: 81; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 316.
Aragonite
Formula: CaCO3
Localities: Reported from at least 13 localities in this region.
Reference: Rogers, Austin Flint (1923b), The crystallography of hydromagnesite: American Journal of Science, 5th. Series: 6: 46; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 221.
Arsenopyrite
Formula: FeAsS
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 74.
Artinite
Formula: Mg2(CO3)(OH)2 · 3H2O
Localities: Reported from at least 12 localities in this region.
Description: Occurs as fine specimens.
Reference: Cisneros, S.L., R.E. Witkowski & D.L. Oswald (1977), Artinite from San Benito County, California: Mineralogical Record: 7: 457-460; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 201.
'Asbestos'
Localities: Reported from at least 25 localities in this region.
Reference: Davis, Fenelon Francis and H.B. Goldman (1958) Mines and mineral resources of Contra Costa County. California Journal of Mines and Geology: 54(4): 507, Pl. 5; Wiebelt, F.J. and Smith M.C. (1959) A reconnaissance of asbestos deposits of the serpentine belt of northern California. U.S. Bureau of Mines Report of Investigation 7860, 52 pp.: 15; Pampeyan, Earl Haig (1963), Geology and mineral deposits of Mount Diablo, Contra Costa County, California: California Division Mines & Geology, Special Report 80, 31 pp.: 21.
Aurivilliusite (TL)
Formula: [Hg2]2+Hg2+2(I,Br,Cl)2O2
Type Locality:
Reference: Roberts, A.C., J.A.R. Stirling, A.J. Criddle, G.E. Dunning, J. Spratt (2004) Mineralogical Magazine: 68(2): 241-245.
Baddeleyite
Formula: ZrO2
Habit: Prismatic; semi-radiating groups
Colour: Colourless
Fluorescence: Strong green fluorescence & phosphorescence (UV)
Description: Occurs as small (0.4 x 0.1 x 0.01 mm) prismatic crystals closely associated with perovskite and melanite.
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 176.
Banalsite
Formula: Na2BaAl4Si4O16
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 362.
Baotite
Formula: Ba4Ti8Si4O28Cl
Description: Occurs replacing benitoite.
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 467.; William S. Wise (1982) Strontiojoaquinite and bario-orthojoaquinite: two new members of the joaquinite group . American Mineralogist 67:809-81
Bario-orthojoaquinite (TL)
Formula: (Ba,Sr)4Fe2Ti2[Si4O12]2O2 · H2O
Habit: Steep bipyramidal, truncated by the basal pinacoid.
Colour: Unknown
Description: Occurs in natrolite-filled veins cutting blueschist. Veins occur below the benitoite-neptunite joaquinite. Crystals to 8 mm long.
Reference: American Mineralogist (1982): 67: 809-816; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 470.
Barioperovskite (TL)
Formula: BaTiO3
Type Locality:
Habit: Unknown
Colour: Unknown
Reference: IMA website - Proposals approved in January 2007
'Barkevikite'
Reference: Eckel, Edwin Butt & W.B. Myers (1946), Quicksilver deposits of the New Idria district, San Benito and Fresno Counties, California: California Division Mines Report 42: 91; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 69.
Baryte
Formula: BaSO4
Localities: Reported from at least 9 localities in this region.
Reference: Mineralogical Record: 36(4): 337-363.
Bassanite
Formula: Ca(SO4) · 0.5H2O
Description: Occurs in some nodules of fossilized wood.
Reference: Gulbrandsen, Robert Allen, D.L. Jones, K. McQ. Tagg & D.W. Reeser (1963), Apatitized wood and leucophosphite in nodules in the Moreno formation, California: USGS PP 475-C: 100-104; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 99.
Beidellite
Formula: (Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O
Habit: Tabular
Colour: Waxy-white
Description: Occurs as subhedral, tabular micro-crystals.
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 440.
Bementite
Formula: Mn7Si6O15(OH)8
Localities: Reported from at least 9 localities in this region.
Reference: Trask, Parker Davies (1950) Geologic description of the manganese deposits of California. California Division of Mines Bulletin 152, 378 pp.: 217, 221-224; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geol. Bulletin 189: 101, 215; Pemberton, H. Earl (1983), Minerals of California: 413; USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10033551.
Benitoite (TL)
Formula: BaTi(Si3O9)
Localities: Reported from at least 8 localities in this region.
Habit: Euhedral and anhedral crystals
Colour: Colorless, sapphire-blue.
Fluorescence: Blue (SW UV)
Description: Occurs as crystals attached to vein walls in natrolite-filled veins.
Reference: Louderback, George Davis & Walter C. Blasdale (1909), Benitoite, its mineralogy, paragenesis and mode of occurrence: University of California, Department of Geological Sciences Bulletin: 5: 331; Louderback, George Davis & Walter C. Blasdale (1907), Benitoite, a new California gem mineral, with chemical analysis by Walter C. Blasdale: University of California, Department of Geological Sciences Bulletin: 5: 149-153; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 102; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 372, 466; Wise, W.S & Gill, R.H. (1977): Minerals of the Benitoite Gem mine. Mineralogical Record 8, 442-452.
Berthierine
Formula: (Fe2+,Fe3+,Al)3(Si,Al)2O5(OH)4
Blödite
Formula: Na2Mg(SO4)2 · 4H2O
Reference: Murata, K.J. (1977) Occurrence of bloedite and related minerals in marine shale of Diablo and Tremblor Ranges, California. USGS Jour. Res.: 5: 638; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 267.
Boothite (TL)
Formula: CuSO4 · 7H2O
Reference: Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 505; Schaller, Waldemar Theodore (1903a), Minerals from Leona Heights, Alameda County, California: University of California, Department of Geological Sciences Bulletin: 3: 207; Schaller, Waldemar Theodore (1905b), Mineralogical notes: USGS Bulletin 262: 123; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 296.; Anthony R. Kampf & FM Locality Index Committee (1989) California Locality Index. Mineralogical Record, 20:129-142.
Bornite
Formula: Cu5FeS4
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Botryogen
Formula: MgFe3+(SO4)2(OH) · 7H2O
Reference: Min.Rec.: 20:427-434.
Braunite
Formula: Mn2+Mn3+6(SiO4)O8
Reference: Erd, R.C. and Y. Ohashi (1981) Santaclaraite, a new manganese silicate from California, American Mineralogist; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 414; American Mineralogist (1984): 69: 200-206.; Pete J. Dunn, Donald R. Peacor, Richard C. Erd, and Robert A. Ramik (1986) Franciscanite and örebroite, two new minerals from California and Sweden, related to redefined welinite. American Mineralogist, 71:1522-1526.
Brochantite
Formula: Cu4(SO4)(OH)6
Reference: Joseph F. Cooper Jr., Gail E. Dunning, Ted A.Hadley (2003) Minerology of the Victor Claim, Clear Creek Area, New Idria District, San Benito County, California.; Dunning, G. E., Walstrom, R. E., & Lechner, W. (2018) Barium Silicate Mineralogy of the Western Margin, North American Continent, Part Geology, Origin, Paragenesis and Mineral Distribution from Baja California Norte, Mexico, Western Canada and Alaska, USA. Baymin Journal, Vol. 19, No. 5
Brucite
Formula: Mg(OH)2
Reference: American Mineralogist (1965): 50: 1893-1913; Luce, R.W. (1971) Identification of serpentine varieties by infrared absorption. USGS Professional Paper 750-B: 199-201; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 146.
Calcite
Formula: CaCO3
Localities: Reported from at least 31 localities in this region.
Reference: Dunning, G. E., Walstrom, R. E., & Lechner, W. (2018) Barium Silicate Mineralogy of the Western Margin, North American Continent, Part Geology, Origin, Paragenesis and Mineral Distribution from Baja California Norte, Mexico, Western Canada and Alaska, USA. Baymin Journal, Vol. 19, No. 5
Calcite var. Sand-Calcite
Formula: CaCO3
Description: Crystals aboutn 65% sand and 35% calcite.
Reference: Rogers, Austin Flint & Ralph Daniel Reed (1926), Sand-calcite crystals from Monterey County, California: American Mineralogist: 11: 23-28; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 118; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 211.
Calomel
Formula: [Hg2]2+Cl2
Description: White paper available upon request
Reference: Dunning, Hadley, Cooper, Magnasco collections; Canadian Mineralogist: 34: 61-72.; Mineralogical Record (1993): 24: 471-475.
Carnotite
Formula: K2(UO2)2(VO4)2 · 3H2O
Reference: Hart, E.W. (1966) Mines and mineral resources of Monterey County, California. California Division Mines and Geology County Report 5, 142 pp.: No. 178, p. 142; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 326.
Carpathite
Formula: C24H12
Reference: Chuck Trantham specimen
Caryopilite
Formula: Mn2+3Si2O5(OH)4
Reference: Flohr, M.J.K. (1982) Geochemistry and origin of the Bald Knob manganese deposit, North Carolina. Economic Geology: 87(8): 2023-2040.; Huebner, J. Stephen; Flohr, Marta J. (1990) Microbanded manganese formations; protoliths in the Franciscan Complex, California; USGS Professional Paper 1502.
'CCUK-12'
Formula: Hg-O-I-(Cl,Br)
Reference: Dunning, G.E., Hadley, T.A., Magnasco, J., Christy, A.G., Cooper, J.F., Jr. (2015): The Clear Creek Mine. The Mineralogical Record: 36: 337-363.
'CCUK-13'
Formula: Hg-Si-O
Reference: Dunning, G.E., Hadley, T.A., Magnasco, J., Christy, A.G., Cooper, J.F., Jr. (2015): The Clear Creek Mine. The Mineralogical Record: 36: 337-363.
'CCUK-14'
Formula: Hg-Si-O
Reference: Dunning, G.E., Hadley, T.A., Magnasco, J., Christy, A.G., Cooper, J.F., Jr. (2015): The Clear Creek Mine. The Mineralogical Record: 36: 337-363.
'CCUK-15'
Formula: Hg+10Hg2+3O6I2(Cl,Br)2
Reference: Dunning, G.E., Hadley, T.A., Magnasco, J., Christy, A.G., Cooper, J.F., Jr. (2015): The Clear Creek Mine. The Mineralogical Record: 36: 337-363.
'CCUK-18'
Formula: Hg2+2N(I,Cl,Br).H2O
Reference: Dunning, G.E., Hadley, T.A., Magnasco, J., Christy, A.G., Cooper, J.F., Jr. (2015): The Clear Creek Mine. The Mineralogical Record: 36: 337-363.
'CCUK-8'
Formula: Hg-CrO4-S-nH2O ?
Reference: Dunning, G.E., Hadley, T.A., Magnasco, J., Christy, A.G., Cooper, J.F., Jr. (2015): The Clear Creek Mine. The Mineralogical Record: 36: 337-363.
Celestine
Formula: SrSO4
Description: Occurs as a 3 inch (7.5 cm) vein.
Reference: Tucker, W. Burling (1926), Imperial, Inyo Counties: California Mining Bureau. Report 22: 247; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 122.
Cervantite
Formula: Sb3+Sb5+O4
Reference: Anonymous (1956), World news on mineral occurrences: Rocks & Minerals: 31: 575 (letter to editor on cervantite): 575; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 127.
Chalcanthite
Formula: CuSO4 · 5H2O
Description: Abundant as massive coatings and crystals.
Reference: Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 490; Schaller, Waldemar Theodore (1903a), Minerals from Leona Heights, Alameda County, California: University of California, Department of Geological Sciences Bulletin: 3: 207, 212; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 296.; Anthony R. Kampf & FM Locality Index Committee (1989) California Locality Index. Mineralogical Record, 20:129-142.
Chalcocite
Formula: Cu2S
Description: Occurs as small crystals scattered throughout natrolite in the vein.
Reference: Louderback, George Davis & Walter C. Blasdale (1909), Benitoite, its mineralogy, paragenesis and mode of occurrence: University of California, Department of Geological Sciences Bulletin: 5: 359; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 130.
Chalcopyrite
Formula: CuFeS2
Localities: Reported from at least 13 localities in this region.
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
'Chlorite Group'
Localities: Reported from at least 12 localities in this region.
Reference: Lapis 19(12), 40 (1994); Mineralogical Record (1993): 24: 471-475.
'Chrome-Spinel (of Dana)'
Description: Occurs as anhedral to euhedral crystals. An important constituent of the rocks.
Reference: Himmelberg, G.R. and Coleman, R.G. (1968) Chemistry of primary minerals and rocks from the Red Mountain-Del Puerto ultramafic mass, California. USGS Prof. Paper 600-C: 20-24; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 148.
Chromite
Formula: Fe2+Cr3+2O4
Localities: Reported from at least 59 localities in this region.
Reference: American Mineralogist 1965: 50: 1893-1913.
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Reference: www.mineralsocal.org
Chrysotile
Formula: Mg3(Si2O5)(OH)4
Localities: Reported from at least 17 localities in this region.
Description: Occurs as fine crude fibers.
Reference: Diller, J.S. (1921), Asbestos: Mineral Resources U.S., 1918, part II, non-metals: 551; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 335.
Cinnabar
Formula: HgS
Localities: Reported from at least 83 localities in this region.
Reference: Aubury, Lewis E. (1903), The quicksilver resources of California: California Mining Bureau Bulletin 27: 124; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 262.
'Clays'
Reference: Franke, Herbert A. (1935a), Mines and mineral resources of San Luis Obispo County, California: California Division Mines (Report 31): 31(4): 416.; Minobras (1973), Southern California Industrial Minerals: 90; USGS MRDS database (2005).
Clearcreekite (TL)
Formula: [Hg2]2+3[CO3]2(OH)2 · 4H2O
Type Locality:
Reference: Mineralogical Record: 33: 162; Canadian Mineralogist (2001): 39: 779-784.
Clinochlore
Formula: Mg5Al(AlSi3O10)(OH)8
Localities: Reported from at least 23 localities in this region.
Reference: Van King
Clinochlore var. Chromium-bearing Clinochlore
Formula: Mg5(Al,Cr)2Si3O10(OH)8
Localities: Reported from at least 7 localities in this region.
Colour: Red
Description: Occurs with uvarovite on chromite.
Reference: Brush, G.J. (1866), New mineral localities; ouvarovite: American Journal of Science, 2nd. series: 42: 268; Hanks, Henry Garber (1884), Fourth report of the State Mineralogist: California Mining Bureau. Report 4, 410 pp.: 183; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 136, 195.
Clinochlore var. Pennine
Formula: Mg5Al(AlSi3O10)(OH)8
Description: Occurs as clusters of crystals in a ridge of fine-grained serpentine.
Reference: Moller, W.P. (1965) Minerals of southern San Benito County, California. Gems and Minerals: 331: 28-32; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 434.
Clinochlore var. Sheridanite
Formula: (Mg,Al,Fe)6(Si,Al)4O10(OH)8
'Clinochrysotile'
Colour: Green to black
Description: Occurs massive, bladed.
Reference: Page, N.J. and Coleman, R.G. (1967) Serpentine mineral analyses and physical properties. USGS Professional Paper 575-B: 104; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 143, 422.
'Clinoptilolite'
Formula: $m3-6(Si30Al6)O72 · 20H2O
Localities: Reported from at least 9 localities in this region.
Description: A constituent of the Briones Sandstone.
Reference: Murata, K.J. and Whiteley, K.R. (1973) Zeolites in the Miocene Briones sandstone and related formations of the central Coast Ranges, California. USGS Jour. Res.: 1: 256-257; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 374.
'Clinopyroxene Subgroup'
Description: In high-grade tectonic blocks of garnet amphibolites from New Idria serpentinite body.
Reference: T. Tsujimori et al., Paper N° 21-6, The Geological Society of America, Joint Meeting Cordilleran Section and Pacific Section, 101st Annual Meeting, 29 April-1 May 2005, San Jose, California.
Clinozoisite
Formula: {Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Colour: Greenish white
Description: Occurs as crystals in an eclogite outcrop behind the store.
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 484.
Coalingite (TL)
Formula: Mg10Fe3+2(OH)24[CO3] · 2H2O
Description: Occurs in the surface weathering zone of the New Idria deposits. Occurs as individual plates almost invariably intergrown with chrysotile or hydrotalcite.
Reference: Mumpton, F.A. Jaffe, H.W., and Thompson, C.S. (1965) Coalingite, a new mineral from the New Idria serpentinite, Fresno and San Benito counties, California. American Mineralogist: 50: 1893-1913; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 198.
Copiapite
Formula: Fe2+Fe3+4(SO4)6(OH)2 · 20H2O
Reference: Min.Rec.: 20:427-434.
Copper
Formula: Cu
Localities: Reported from at least 6 localities in this region.
Reference: Am Min 69:200-206
Coquimbite
Formula: AlFe3(SO4)6(H2O)12 · 6H2O
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 263, 273.
Corrensite
Formula: (Mg,Fe)9((Si,Al)8O20)(OH)10 · nH2O
Corundum
Formula: Al2O3
Reference: Page, N.J. and Coleman, R.G. (1967) Serpentine mineral analyses and physical properties. USGS Professional Paper 575-B: 104; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 143.
Coulsonite
Formula: Fe2+V3+2O4
Description: Occurs as minute grains in magnetite in contact rock.
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 152.
Covellite
Formula: CuS
Reference: Wise, W.S & Gill, R.H. (1977): Minerals of the Benitoite Gem mine. The Mineralogical Record 8, 450; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 98, 100.
Cristobalite
Formula: SiO2
Reference: Cooper, J.F. & G.E. Dunning (1972), Melanophlogite from Mount Hamilton, Santa Clara County, California: American Mineralogist: 57: 1495; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 354.
'Crossite'
Localities: Reported from at least 8 localities in this region.
Reference: William S. Wise (1982) Strontiojoaquinite and bario-orthojoaquinite: two new members of the joaquinite group . American Mineralogist 67:809-816.
Cymrite
Formula: BaAl2Si2(O,OH)8 · H2O
Description: Occurs with inclusions of lawsonite as veinlets in jadeite graywacke near the W end only of the serpentine body exposed on the road.
Reference: Essene, E.J. (1967) An occurrence of Cymrite in the Franciscan formation, California. American Mineralogist: 52: 1885-1890; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 368.; Dunning, G. E., Walstrom, R. E., & Lechner, W. (2018) Barium Silicate Mineralogy of the Western Margin, North American Continent, Part Geology, Origin, Paragenesis and Mineral Distribution from Baja California Norte, Mexico, Western Canada and Alaska, USA. Baymin Journal, Vol. 19, No. 5
Datolite
Formula: CaB(SiO4)(OH)
Colour: White
Description: Occurs as a nearly vertical seam of crystalline datolite.
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 508.
Dawsonite
Formula: NaAlCO3(OH)2
Reference: Dunning, G. E. (2000): Chromian dawsonite and chromian alumohydrocalcite from Orestimba Creek, Stanislaus County, California. Mineralogical Record 31, 333-338.
Dawsonite var. Chromium-bearing Dawsonite
Formula: Na(Al,Cr)CO3(OH)2
Reference: Dunning, G. E. (2000): Chromian dawsonite and chromian alumohydrocalcite from Orestimba Creek, Stanislaus County, California. Mineralogical Record 31, 333-338.
Deanesmithite (TL)
Formula: [Hg2]2+Hg2+3[CrO4]S2O
Type Locality:
Reference: Canadian Mineralogist (1993): 31: 787-793.; Mineralogical Record (1993): 24: 471-475.
Deerite
Formula: (Fe,Mn)6(Fe,Al)3[Si6O17]O3(OH)5
Reference: Wood, R. W. (1979) The iron-rich blueschist facies minerals: 2. Howieite. Mineralogical Magazine 43:363-370.
Delindeite
Formula: (Na,K)2(Ba,Ca)2(Ti,Fe,Al)3(Si2O7)2O2(OH)2 · 2H2O
Reference: John Veevaert Collection
Desautelsite
Formula: Mg6Mn3+2(OH)16[CO3] · 4H2O
Reference: Dunn, P.J., D.R. Peacor and T.D. Palmer (1979) Desautelsite, a new mineral of the pyroaurite group. American Mineralogist: 64: 127-130; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 199.
'Deweylite'
Formula: Mg4Si3O10 · 6H2O ?
Description: Occurs as crusts.
Reference: Rogers, Austin Flint (1912b), Notes on rare minerals from California: Columbia University, School of Mines Quarterly: 33: 380; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 167.
Diadochite
Formula: Fe3+2(PO4)(SO4)(OH) · 5H2O
Reference: Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 1013; Rogers, Austin Flint (1938a), Diadochite, a mineraloid from the New Idria mine, San Benito County, California: 178; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 312.
Digenite
Formula: Cu9S5
Habit: Equant with poorly developed faces.
Description: Occurs as small crystals to 9.5 mm.
Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 169; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 98; Wise, W.S & Gill, R.H. (1977): Minerals of the Benitoite Gem mine. Mineralogical Record 8, 442-452.
Diopside
Formula: CaMgSi2O6
Localities: Reported from at least 12 localities in this region.
Reference: Tsujimori, Tatsuki, Liou, Juhn G., and Coleman, Robert G., 2007, Finding of High-Grade Tectonic Blocks from the New Idria Serpentinite Body, Diablo Range, California: Petrologic Constraints on the Tectonic Evolution of a Tectonic Diapir, Geolgical Society of America Special Paperr 419, p. 67-80.
Diopside var. Diallage
Formula: CaMgSi2O6
Description: High proportion of pure material in gabbro.
Reference: Turner, Henry Ward (1891), The geology of Mount Diablo, California: Geological Society of America Bulletin: 2: 391; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 308.
Djurleite
Formula: Cu31S16
Habit: Well-formed hexagonally shaped dipyramids
Description: Occurs as crystals to 8 mm.
Reference: Potter, R.W. and Evans, H.T. (1976) Definitive X-ray powder data for covellite, anilite, djurleite and chalcocite. USGS Jour. Res.: 4: 205-212; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 98; Wise, W.S & Gill, R.H. (1977): Minerals of the Benitoite Gem mine. Mineralogical Record 8, 442-452.
Dolomite
Formula: CaMg(CO3)2
Localities: Reported from at least 6 localities in this region.
Reference: Mineralogical Record: 36(4): 337-363.; Mineralogical Record (1993): 24: 471-475.
Donharrisite
Formula: Ni3HgS3
Reference: Dunning, Hadley, Cooper, Magnasco collections
Dumortierite
Formula: (Al,Fe3+)7(SiO4)3(BO3)O3
Reference: Reed, Ralph Daniel & J.P. Bailey (1927), Subsurface correlation by means of heavy minerals: American Association of Petroleum Geologists Bulletin: 11: 363; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 102.
Dypingite
Formula: Mg5(CO3)4(OH)2 · 5H2O
Colour: White
Description: Occurs as micro-spherules.
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 199, 201.
Edgarbaileyite (TL)
Formula: [Hg2]2+3[Si2O7]
Type Locality:
Reference: Mineralogical Record: 21: 215-220.; Mineralogical Record (1993): 24: 471-475.
Edoylerite (TL)
Formula: Hg2+3(CrO4)S2
Type Locality:
Description: White paper available upon request
Reference: Mineralogical Record (1993): 24(6): 471-480; Dunning, Hadley, Cooper, Magnasco collections
Eglestonite
Formula: [Hg2]2+3OCl3(OH)
Colour: Greenish yellow
Reference: Dunning, Hadley, Cooper, Magnasco collections; Mineralogical Record (1993): 24: 471-475.
Enstatite
Formula: Mg2Si2O6
Description: Occurs as massive material.
Reference: Kunz, George Frederick (1905a), Gems, jewelers’ materials, and ornamental stones of California: California Division Mines Bulletin 37, 171 pp.: 81; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 307.
Enstatite var. Bronzite
Formula: (Mg,Fe2+)2[SiO3]2
Reference: Hanks, Henry Garber (1884), Fourth report of the State Mineralogist: California Mining Bureau. Report 4, 410 pp.: 178; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 307.
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10109381.
Epsomite
Formula: MgSO4 · 7H2O
Localities: Reported from at least 8 localities in this region.
Description: Occurs as crusts of long fibers, occasionally cut by later cinnabar veinlets.
Reference: Becker, George F. (1888), Geology of the quicksilver deposits of the Pacific slope: USGS Monograph 13, atlas: 306; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 266.
Eskolaite
Formula: Cr2O3
Reference: Dunning, Hadley, Cooper, Magnasco collections
'Fayalite-Forsterite Series'
Localities: Reported from at least 6 localities in this region.
Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10166274.
'Feldspar Group'
Reference: www.benitoitemine.com
Ferri-winchite
Formula: ◻[CaNa][Mg4(Fe3+,Al)]Si8O22(OH)2
Reference: A piece of blueschist matrix often called "Crossite" was personally collected and analyzed by David Lowe. It contained Ferri-Winchite matching reference XRD pattern PDF 00-052-1577 and Albite PDF 01-084-0752. It was in direct contact with Neptunite, which was separately found to match PDF 00-043-0677. No other crystalline phases were found.
'Ferro-actinolite-Tremolite Series'
Reference: Rob Lavinsky photo.
Ferro-hornblende
Formula: ◻Ca2(Fe2+4Al)(Si7Al)O22(OH)2
Localities: Reported from at least 6 localities in this region.
Description: In crystals up to 15x2cm
Reference: Jan H. Bernard and Jaroslav Hyrsl,2004, Minerals and their Localities, pg # 216
Fluorapatite
Formula: Ca5(PO4)3F
Description: Variety Voelckerite occurs as veinlike patches in glaucophane rock.
Reference: Rogers, Austin Flint (1914), A new locality for voelckerite, Santa Clara County, California, and the validity of voelckerite as a mineral species: Mineralogical Magazine: 17: 160; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 79.
Fluorapatite var. Strontium-bearing Apatite
Formula: (Ca,Sr)5(PO4)3F
Description: Occurs in the serpentinite mass.
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 316.
Fluorite
Formula: CaF2
Habit: Cubic
Colour: White
Description: Found with some Cu minerals as small white cubes.
Reference: Hanks, Henry Garber (1884), Fourth report of the State Mineralogist: California Mining Bureau. Report 4, 410 pp. (includes catalog of minerals of California pp. 63-410), and miscellaneous observations on mineral products): 181; Kunz, George Frederick (1905a), Gems, jewelers’ materials, and ornamental stones of California: California Division Mines Bulletin 37, 171 pp.: 102; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 187.
Fluorstrophite
Formula: SrCaSr3(PO4)3F
Reference: Joseph F. Cooper Jr., Gail E. Dunning, Ted A.Hadley (2003) Minerology of the Victor Claim, Clear Creek Area, New Idria District, San Benito County, California.
Franciscanite (TL)
Formula: Mn2+6(V5+,◻)2(SiO4)2(O,OH)6
Type Locality:
Reference: Amer.Min.(1986) 71, 1522-1526; www.mineralsocal.org
Fresnoite
Formula: Ba2Ti(Si2O7)O
Description: Occurs replacing benitoite.
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 467.; William S. Wise (1982) Strontiojoaquinite and bario-orthojoaquinite: two new members of the joaquinite group . American Mineralogist 67:809-81
Gageite
Formula: Mn21(Si4O12)2O3(OH)20
Reference: Pete J. Dunn, Donald R. Peacor, Richard C. Erd, and Robert A. Ramik (1986) Franciscanite and örebroite, two new minerals from California and Sweden, related to redefined welinite. American Mineralogist, 71:1522-1526.
Gaildunningite (TL)
Formula: Hg2+3[NHg2+2]18(Cl,I,OH,Br,S)24
Type Locality:
Reference: Frank C. Hawthorne, Mark A. Cooper, Andrew C. Roberts, Christopher J. Stanley, John Spratt, and Andrew G. Christy. Gaildunningite, ideally Hg2+32+6]18(Cl,I)24, a new mineral from the Clear Creek mine, San Benito County, California, USA: description and crystal structure. The Canadian Mineralogist, "Online first" (upcoming) paper, https://canminportal.org/upcoming-articles/ (visited 20.04.2019)
Galena
Formula: PbS
Reference: www.benitoitemine.com; Dunning, G. E., Walstrom, R. E., & Lechner, W. (2018) Barium Silicate Mineralogy of the Western Margin, North American Continent, Part Geology, Origin, Paragenesis and Mineral Distribution from Baja California Norte, Mexico, Western Canada and Alaska, USA. Baymin Journal, Vol. 19, No. 5
Ganophyllite
Formula: (K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
Colour: Brownish yellow
Description: Occurs as tabular crystals in seams with baryte.
Reference: Rogers, Austin Flint (1919b), An interesting occurrence of manganese minerals near San Jose, California: American Journal of Science, 4th. Series: 48: 446; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 192; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 410.; USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10077482.
'Garnet Group'
Formula: X3Z2(SiO4)3
Reference: Wood, R. W. (1979) The iron-rich blueschist facies minerals: 2. Howieite. Mineralogical Magazine 43:363-370.
'Garnierite' ?
Description: Tentatively identified. Occurs in a serpentine mass.
Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 197.
Gianellaite
Formula: [(Hg2N)2](SO4)(H2O)x
Reference: Dunning, Hadley, Cooper, Magnasco collections; Mineralogical Record (1993): 24: 471-475.
'Glauconite'
Formula: (K,Na)(Fe3+,Al,Mg)2(Si,Al)4O10(OH)2
Description: Occurs in sandstone.
Reference: Briggs, L.I., Jr. (1951), Jarosite from the California Tertiary, American Mineralogist: 36: 902; Briggs, L.I., Jr. (1953), Geology of the Ortigalita Peak quadrangle, California: California Division Mines & Geology Bulletin 167: 40-41; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 200; Pemberton, H. Earl (1983), Minerals of California: 429.
Glaucophane
Formula: ◻[Na2][Mg3Al2]Si8O22(OH)2
Localities: Reported from at least 26 localities in this region.
Description: Occurs as Glaucophane schist.
Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 243, 375; Pemberton, H. Earl (1983), Minerals of California: 322.
Goethite
Formula: α-Fe3+O(OH)
Reference: Lapis (1994): 19(12): 40.; Mineralogical Record (1993): 24: 471-475.
Gold
Formula: Au
Localities: Reported from at least 7 localities in this region.
Description: Placer material.
Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10257182.
Graphite
Formula: C
Reference: Shi, G., Harlow, G. E., Wang, J., Wang, J., Ng, E., Wang, X., ... & Cui, W. (2012). Mineralogy of jadeitite and related rocks from Myanmar: a review with new data. European Journal of Mineralogy, 24(2), 345-370.
'Grossular-Hibschite Series'
Description: Forms irregular masses as intergrowths with thompsonite and pectolite.
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 498.
Grunerite
Formula: ◻{Fe2+2}{Fe2+5}(Si8O22)(OH)2
Reference: Wood, R. W. (1979) The iron-rich blueschist facies minerals: 2. Howieite. Mineralogical Magazine 43:363-370.
Gypsum
Formula: CaSO4 · 2H2O
Localities: Reported from at least 50 localities in this region.
Reference: Mineralogical Record: 36(4): 337-363.
Gypsum var. Satin Spar Gypsum
Formula: CaSO4 · 2H2O
Reference: Bradley, W.W. (1916b), Fresno and Kings Counties: California Mining Bureau. Report 14: 452; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 210; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 285.
Halite
Formula: NaCl
Reference: Ver Planck, Wm. E., Jr. (1958), Salt in California: California Division Mines Bulletin 175: Pl.1.
Halotrichite
Formula: FeAl2(SO4)4 · 22H2O
Localities: Reported from at least 6 localities in this region.
Reference: Min.Rec.: 20:429-432,434.
Hanawaltite (TL)
Formula: [Hg2]2+3Hg2+(Cl,OH)2O3
Type Locality:
Reference: Mineralogical Record: 27: 463; Canadian Mineralogist: 34: 61-72.
Harmotome
Formula: (Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] · 12H2O
Reference: Erd, R.C. and Y. Ohashi (1981) Santaclaraite, a new manganese silicate from California, American Mineralogist; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 414; American Mineralogist (1984): 69: 200-206.
Hausmannite
Formula: Mn2+Mn3+2O4
Reference: Bradley, W.W. (1943), Thirty-ninth report of the State Mineralogist: California Division Mines Report 39: 98; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geol. Bulletin 189: 101, 215; Pemberton, H. Earl (1983), Minerals of California: 167.
Heazlewoodite
Formula: Ni3S2
Description: Widespread but not abundant in the area.
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 64.
Hematite
Formula: Fe2O3
Localities: Reported from at least 6 localities in this region.
Reference: Mineralogical Record: 36(4): 337-363.
'Heulandite'
Reference: Murata, K.J. and Whiteley, K.R. (1973) Zeolites in the Miocene Brones sandstone and related formations of the central Coast Ranges, California. USGS Jour. Res.: 1: 256-257; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 374.
Hexahydrite
Formula: MgSO4 · 6H2O
Reference: Anthony R. Kampf & FM Locality Index Committee (1989) California Locality Index. Mineralogical Record, 20:129-142.
'Hornblende'
Description: Mode compositions to 92% in metabasalts.
Reference: Ernst, W.G. (1965) Mineral paragenesis in Franciscan metamorphic rocks, Panoche Pass, California. Geological Society of America Bulletin: 76: 887; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 401.
Howieite
Formula: Na(Fe,Mn)10(Fe,Al)2Si12O31(OH)13
Reference: Wood, R. W. (1979) The iron-rich blueschist facies minerals: 2. Howieite. Mineralogical Magazine 43:363-370.
Huntite
Formula: CaMg3(CO3)4
Reference: Mineralogical Record: 36(4): 337-363.
Hydromagnesite
Formula: Mg5(CO3)4(OH)2 · 4H2O
Localities: Reported from at least 27 localities in this region.
Description: Occurs as "puff balls."
Reference: Cisneros, S.L., R.E. Witkowski & D.L. Oswald (1977), Artinite from San Benito County, California: Mineralogical Record: 7: 457-460; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 201.
Hydrotalcite
Formula: Mg6Al2(CO3)(OH)16 · 4H2O
Reference: American Mineralogist 1965: 50: 1893-1913.
Hydroxylapatite
Formula: Ca5(PO4)3(OH)
Reference: Personally collected and analyzed by David Lowe. White opaque crystals associated with brown Andradite and greenish-blue Clinochlore on Serpentine matrix.
Hypercinnabar (TL)
Formula: HgS
Type Locality:
Reference: Potter, R.W. and H.L. Barnes (1978) Phase relations in the binary Hg–S. American Mineralogist: 63: 1143–1152.; Clark (1993) Hey's Mineral Index.
Idrialite
Formula: C22H14
Reference: www.mineralsocal.org
Ilmenite
Formula: Fe2+TiO3
Localities: Reported from at least 6 localities in this region.
Reference: www.johnbetts-fineminerals.com
Inesite
Formula: Ca2(Mn,Fe)7Si10O28(OH)2 · 5H2O
Reference: Trask, Parker Davies (1950) Geologic description of the manganese deposits of California. California Division of Mines Bulletin 152, 378 pp.: 217-218, 287-288; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 414.; Huebner, J. Stephen; Flohr, Marta J. (1990) Microbanded manganese formations; protoliths in the Franciscan Complex, California; USGS Professional Paper 1502.
Jadeite
Formula: Na(Al,Fe3+)Si2O6
Localities: Reported from at least 9 localities in this region.
Description: Occurs as jadeite graywacke.
Reference: Essene, E.J. (1967) An occurrence of Cymrite in the Franciscan formation, California. American Mineralogist: 52: 1885-1890; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 368.; Dunning, G. E., Walstrom, R. E., & Lechner, W. (2018) Barium Silicate Mineralogy of the Western Margin, North American Continent, Part Geology, Origin, Paragenesis and Mineral Distribution from Baja California Norte, Mexico, Western Canada and Alaska, USA. Baymin Journal, Vol. 19, No. 5
Jarosite
Formula: KFe3+ 3(SO4)2(OH)6
Colour: Yellow-brown
Description: Occurs in Sb veins as colloform crusts.
Reference: Bailey, Edgar H. & W. Bradley Myers (1942), Quicksilver and antimony deposits of Stayton district, California: USGS Bulletin 931-Q: 418; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 233.
Joaquinite-(Ce) (TL)
Formula: NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2O
Habit: Equant
Colour: Honey-yellow to orange-brown
Reference: Louderback, George Davis & Walter C. Blasdale (1909), Benitoite, its mineralogy, paragenesis and mode of occurrence: University of California, Department of Geological Sciences Bulletin: 5: 376; Palache, Charles & William Frederick Foshag (1932), The chemical nature of joaquinite: American Mineralogist: 17: 308-312; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 102, 234; Wise, W.S & Gill, R.H. (1977): Minerals of the Benitoite Gem mine. Mineralogical Record 8, 442-452; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 470.; William S. Wise (1982) Strontiojoaquinite and bario-orthojoaquinite: two new members of the joaquinite group . American Mineralogist 67:809-81
Jonesite (TL)
Formula: Ba4(K,Na)2Ti4Al2(Si3O9)2(SiO4)4O2 · 6H2O
Type Locality:
Habit: Radiating aggregates
Colour: Colorless
Description: Occurs as minute crystals.
Reference: Wise, W.S & Gill, R.H. (1977): Minerals of the Benitoite Gem mine. The Mineralogical Record 8, 442-452; Wise, W.S. & Pabst, A. (1977): Jonesite a new mineral from the Benitoite Gem mine, San Benito County, California. The Mineralogical Record 8, 453-456; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 472.
Kalinite
Formula: KAl(SO4)2 · 11H2O
Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 293.
Kaolinite
Formula: Al2(Si2O5)(OH)4
Description: Occurs as kaolinized basalt.
Reference: Bailey, Edgar H. & W. Bradley Myers (1942), Quicksilver and antimony deposits of Stayton district, California: USGS Bulletin 931-Q: 405-434; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 117.
Kempite (TL)
Formula: Mn2+2(OH)3Cl
Type Locality:
Colour: Green
Description: Minute crystals.
Reference: Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 74; Rogers, Austin Flint (1924b), Kempite, a new manganese mineral from Santa Clara County, California: American Journal of Science, 5th. Series: 8: 145-150; […(abstract): Geological Society of America Bulletin: 36: 206 (1925)]: 145; Rogers, Austin Flint (1924b), Kempite, a new manganese mineral from Santa Clara County, California: American Journal of Science, 5th. Series: 8: 145-150; […(abstract): Geological Society of America Bulletin: 36: 206 (1925)]: 145; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 235; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 190.
'K Feldspar'
Reference: American Mineralogist, Volume 69, pages 358-373, 1984
'K Feldspar var. Adularia'
Formula: KAlSi3O8
Reference: American Mineralogist, Volume 69, pages 358-373, 1984
Koninckite
Formula: Fe3+PO4 · 3H2O
Reference: Bradley, W.W. (1937), Thirty-third report of the State Mineralogist: California Division Mines Report 33: 251; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 313; www.mineralsocal.org.
Kornelite
Formula: Fe2(SO4)3 · 7H2O
Kröhnkite
Formula: Na2Cu(SO4)2 · 2H2O
Reference: Schaller, Waldemar Theodore (1903a), Minerals from Leona Heights, Alameda County, California: University of California, Department of Geological Sciences Bulletin: 3: 207; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 298.; Anthony R. Kampf & FM Locality Index Committee (1989) California Locality Index. Mineralogical Record, 20:129-142.
Kutnohorite
Formula: CaMn2+(CO3)2
Description: Calcian material.
Reference: Erd, R.C. and Y. Ohashi (1981) Santaclaraite, a new manganese silicate from California, American Mineralogist; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 414; American Mineralogist (1984): 69: 200-206.
Laumontite
Formula: CaAl2Si4O12 · 4H2O
Description: Authigenic
Reference: Madsen, B.M. and Murata, K.J. (1970) Occurrence of laumontite in the Tertiary sandstones of the central Coast Ranges of California. USGS Professional Paper 700-D: 188; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 384.
Lawsonite
Formula: CaAl2(Si2O7)(OH)2 · H2O
Localities: Reported from at least 20 localities in this region.
Description: Occurs as inclusions in cymrite.
Reference: Essene, E.J. (1967) An occurrence of Cymrite in the Franciscan formation, California. American Mineralogist: 52: 1885-1890; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 368.; Dunning, G. E., Walstrom, R. E., & Lechner, W. (2018) Barium Silicate Mineralogy of the Western Margin, North American Continent, Part Geology, Origin, Paragenesis and Mineral Distribution from Baja California Norte, Mexico, Western Canada and Alaska, USA. Baymin Journal, Vol. 19, No. 5
Leucophosphite
Formula: KFe3+2(PO4)2(OH) · 2H2O
Description: Occurs as spherulites and pellets in nodules of apatized wood.
Reference: Gulbrandsen, Robert Allen, D.L. Jones, K. McQ. Tagg & D.W. Reeser (1963), Apatitized wood and leucophosphite in nodules in the Moreno formation, California: USGS PP 475-C: 100-104; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 243; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 310, 314.
Libethenite
Formula: Cu2(PO4)(OH)
Description: Occurs in Glaucophane schist.
Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 243.
'Limonite'
Formula: (Fe,O,OH,H2O)
Localities: Reported from at least 9 localities in this region.
Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10116470.
Lithiophorite
Formula: (Al,Li)MnO2(OH)2
Lizardite
Formula: Mg3(Si2O5)(OH)4
Reference: American Mineralogist 1965: 50: 1893-1913.
Maghemite
Formula: (Fe3+0.670.33)Fe3+2O4
Description: Locality not specifically provided.
Reference: Newhouse, Walter Harry & J.P. Glass (1936), Some physical properties of certain iron oxides: Economic Geology: 31: 701; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 246.
Magnesiochromite
Formula: MgCr2O4
Localities: Reported from at least 19 localities in this region.
Reference: Mineralogical Record: 36(4): 337-363.; Mineralogical Record (1993): 24: 471-475.
Magnesioferrite
Formula: MgFe3+2O4
Habit: Octahedral
Colour: Black
Description: Occurs as brilliant crystals almost 1 mm diameter in chlorite schist.
Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 247.
Magnesio-hornblende
Formula: ◻Ca2(Mg4Al)(Si7Al)O22(OH)2
Reference: Tsujimori, Tatsuki, Liou, Juhn G., and Coleman, Robert G., 2007, Finding of High-Grade Tectonic Blocks from the New Idria Serpentinite Body, Diablo Range, California: Petrologic Constraints on the Tectonic Evolution of a Tectonic Diapir, Geolgical Society of America Special Paperr 419, p. 67-80.
Magnesite
Formula: MgCO3
Localities: Reported from at least 45 localities in this region.
Description: Occurs as the continuation of a deposit in Kings County.
Reference: Bradley, W.W. (1925), Magnesite in California: California Mining Bureau. Bulletin 79: 53; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 248.
Magnesite var. Iron-bearing Magnesite
Formula: (Mg,Fe)CO3
Reference: Mineralogical Record (1993): 24: 471-475.
Magnetite
Formula: Fe2+Fe3+2O4
Localities: Reported from at least 17 localities in this region.
Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10034312.
Malachite
Formula: Cu2(CO3)(OH)2
Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10034312.
'Manganese Oxides'
Localities: Reported from at least 40 localities in this region.
Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10095194.
Manganite
Formula: Mn3+O(OH)
Reference: USGS Bull 427
Marcasite
Formula: FeS2
Localities: Reported from at least 6 localities in this region.
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Margarite
Formula: CaAl2(Al2Si2O10)(OH)2
Reference: Smith, James Perrin (1906), The paragenesis of the minerals in the glaucophane-bearing rocks of California: American Philosophical Society Proceedings: 45: 203; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 256; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 432.
Melanophlogite
Formula: 46SiO2 · 6(N2,CO2) · 2(CH4,N2)
Description: White paper available upon request. Small cubes found to be a mixture of melanophlogite and a fibrous form of chalcedony. Dunning & Cooper (2002)
Reference: Mineralogical Record: 36(4): 337-363.; Dunning, G.E. & Cooper, J.F. (2002): Pseudomorphic melanophlogites from California. Mineralogical Record 33: 237-242
Melanterite
Formula: Fe2+(H2O)6SO4 · H2O
Description: Occurs as botryoidal masses and silky fibers.
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 272.
Melanterite var. Copper-bearing Melanterite
Formula: (Fe,Cu)SO4 · 7H2O
Description: A secondary mineral (post-mining) forming on mine walls.
Reference: Schaller, Waldemar Theodore (1903a), Minerals from Leona Heights, Alameda County, California: University of California, Department of Geological Sciences Bulletin: 3: 195, 199; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 270.
Mercury
Formula: Hg
Localities: Reported from at least 12 localities in this region.
Reference: Canadian Mineralogist: 34: 61-72.; Mineralogical Record (1993): 24: 471-475.
Metacinnabar
Formula: HgS
Localities: Reported from at least 21 localities in this region.
Reference: No reference listed
Metacinnabar var. Selenian Metacinnabar
Formula: Hg(S,Se)
Reference: Learned, R.E. (1962) Paragenesis of mercury-ore deposits. Unpublished Master’s thesis, University of California, Los Angeles: 2; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 125.
Millerite
Formula: NiS
Reference: Mineralogical Record: 36(4): 337-363.
Molybdenite
Formula: MoS2
Reference: Huebner, J. Stephen; Flohr, Marta J. (1990) Microbanded manganese formations; protoliths in the Franciscan Complex, California; USGS Professional Paper 1502.
Montmorillonite
Formula: (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Localities: Reported from at least 6 localities in this region.
Reference: Mineralogical Record: 36(4): 337-363.
Montroydite
Formula: HgO
Reference: Canadian Mineralogist: 34: 61-72.; Mineralogical Record (1993): 24: 471-475.
Mordenite
Formula: (Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
Description: Occurs as small, stubby crystals along borders of opal veins in a clinoptilolite-rich ash bed of the Briones Formation.
Reference: Murata, K.J. and Whiteley, K.R. (1973) Zeolites in the Miocene Brones sandstone and related formations of the central Coast Ranges, California. USGS Jour. Res.: 1: 256-257, 259; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 374.
Morenosite
Formula: NiSO4 · 7H2O
Colour: Blue-green
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 263, 270, 273.
Morimotoite
Formula: Ca3(TiFe2+)(SiO4)3
Reference: Armbruster, Th., Birrer, J., Libowitzky, E., Beran, A. (1998): Crystal chemistry of Ti-bearing andradites, European Journal of Mineralogy, Vol. 10, 907-921
Mosesite
Formula: (Hg2N)(Cl,SO4,MoO4) · H2O
Reference: Dunning, Hadley, Cooper, Magnasco collections; Mineralogical Record (1993): 24: 471-475.
Mountkeithite
Formula: [(Mg1-xFe3+x)(OH)2][SO4]x/2 · nH2O
Reference: Steve Sorrell Collection
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Muscovite var. Illite
Formula: K0.65Al2.0[Al0.65Si3.35O10](OH)2
Reference: Barrel Sidney Cowan (1978) Petrology and Structure of the Franciscan Assemblage Northwest of Pacheco Pass, California. PhD thesis Stanford University
Muscovite var. Phengite
Formula: KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Natrolite
Formula: Na2Al2Si3O10 · 2H2O
Localities: Reported from at least 10 localities in this region.
Description: Occurs in serpentine.
Reference: Kartchner, Wayne E. (1963), Minerals in Santa Clara County. Gems & Minerals, No. 308 (May): 22; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 277.
Neotocite
Formula: (Mn,Fe,Mg)SiO3 · H2O
Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10027966.
Nepheline
Formula: Na3K(Al4Si4O16)
Reference: Arnold, Ralph & Robert Anderson (1910), Geology and oil resources of the Coalinga district, California: USGS Bulletin 398: 158; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 276; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 371.
Népouite
Formula: (Ni,Mg)3(Si2O5)(OH)4
Reference: Bradley, W.W. (1938), Thirty-fourth report of the State Mineralogist: California Division Mines Report 34: 608; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 197; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 423.
Neptunite
Formula: Na2KLiFe2+2Ti2Si8O24
Reference: www.mineralsocal.org; William S. Wise (1982) Strontiojoaquinite and bario-orthojoaquinite: two new members of the joaquinite group . American Mineralogist 67:809-816.; Dunning, G. E., Walstrom, R. E., & Lechner, W. (2018) Barium Silicate Mineralogy of the Western Margin, North American Continent, Part Geology, Origin, Paragenesis and Mineral Distribution from Baja California Norte, Mexico, Western Canada and Alaska, USA. Baymin Journal, Vol. 19, No. 5
Nesquehonite
Formula: MgCO3 · 3H2O
Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 279.
Nimite
Formula: (Ni,Mg,Al)6((Si,Al)4O10)(OH)8
Reference: Mineralogical Record: 36(4): 337-363.
Nissonite (TL)
Formula: Cu2Mg2(PO4)2(OH)2 · 5H2O
Type Locality:
Reference: Mrose, M.E., Meyrowitz, R., Alfors, J.T., and Chesterman, C.W. (1967) Nissonite. American Mineralogist: 52: 927; Hey, CIM: 498.
Nitratine
Formula: NaNO3
Description: Occurs with other Na salts.
Reference: Hilgard, Eugene Woldemar (1892), Alkali lands, irrigation and drainage in their mutual relations: Report University of California, College of Agriculture, Appendix for 1890: 25-26; Laizure, Clyde McK (1925), San Francisco field division: California Mining Bureau. Report 21: 182.; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 341; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 342.
Omphacite
Formula: (NaaCabFe2+cMgd)(AleFe3+fFe2+gMgh)Si2O6
Reference: Shi, G., Harlow, G. E., Wang, J., Wang, J., Ng, E., Wang, X., ... & Cui, W. (2012). Mineralogy of jadeitite and related rocks from Myanmar: a review with new data. European Journal of Mineralogy, 24(2), 345-370.
Opal
Formula: SiO2 · nH2O
Localities: Reported from at least 13 localities in this region.
Reference: Lapis 19(12), 40 (1994); Mineralogical Record (1993): 24: 471-475.
'Orbicular Jasper'
Reference: Melhase, John (1934), A diversity of many fine minerals available in California for collectors: Oregon Mineralogist: 2(7): 7; Mineralogist, The (1935): 3(3): 34; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 318; www.cst.cmich.edu/users/dietr1rv/jasper.htm
Orthoclase
Formula: K(AlSi3O8)
Description: Occurs in veins with apatite.
Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 79.
Orthojoaquinite-(Ce) (TL)
Formula: NaBa2Ce2FeTi2[Si4O12]2O2(O,OH) · H2O
Habit: Unknown
Colour: Unknown
Reference: American Mineralogist (1982): 67: 809-816.
Parsettensite
Formula: (K,Na,Ca)7.5(Mn,Mg)49Si72O168(OH)50 · nH2O
Reference: Huebner, J. Stephen; Flohr, Marta J. (1990) Microbanded manganese formations; protoliths in the Franciscan Complex, California; USGS Professional Paper 1502.
Pecoraite
Formula: Ni3(Si2O5)(OH)4
Reference: Mineralogical Record: 36(4): 337-363.
Pectolite
Formula: NaCa2Si3O8(OH)
Localities: Reported from at least 6 localities in this region.
Reference: Shi, G., Harlow, G. E., Wang, J., Wang, J., Ng, E., Wang, X., ... & Cui, W. (2012). Mineralogy of jadeitite and related rocks from Myanmar: a review with new data. European Journal of Mineralogy, 24(2), 345-370.
Pentahydrite
Formula: MgSO4 · 5H2O
Reference: Jeffrey Weissman collection
Perovskite
Formula: CaTiO3
Reference: Wise, W. S., & Moller, W. P. (1995). Geology and Mineralogy of the New Idria District: San Benito and Fresno Counties, California. Rocks & Minerals, 70(1), 30-35.
Peterbaylissite (TL)
Formula: [Hg2]2+3[CO3]2(OH)2 · 4H2O
Type Locality:
Reference: ROBERT, A.C., ERCIT, T.S., GROAT, L.A., CRIDDLE, A.J., ERD, R.C. & WILLIAMS, R.S. (1995) Peterbaylissite, Hg1+3(CO3)(OH)2H2O, a new mineral species from Clear Creek claim, San Benito County, California. Canadian Mineralogist 33, 47-53.
Pickeringite
Formula: MgAl2(SO4)4 · 22H2O
Description: Occurs in stalagmites (post-mining product).
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 264.
Piemontite
Formula: {Ca2}{Al2Mn3+}(Si2O7)(SiO4)O(OH)
Reference: Reed, Ralph Daniel & J.P. Bailey (1927), Subsurface correlation by means of heavy minerals: American Association of Petroleum Geologists Bulletin: 11: 363; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 102.
Prehnite
Formula: Ca2Al2Si3O10(OH)2
Reference: Joseph F. Cooper Jr., Gail E. Dunning, Ted A.Hadley (2003) Minerology of the Victor Claim, Clear Creek Area, New Idria District, San Benito County, California.
Pseudomalachite
Formula: Cu5(PO4)2(OH)4
Colour: Green
Description: Occurs as botryoidal masses with perovskite and melanite.
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 322.
'Psilomelane'
Formula: Mn, O
Localities: Reported from at least 39 localities in this region.
Reference: Trask, John Boardman (1855), (Extracts from) Geology of California, appendix in F.S. Marryat, Mountains and molehills: 383-393, New York and London, 1855: 86; Watts, Wm. L. (1890), Merced, Sacramento, San Joaquin, San Mateo, Santa Clara, Santa Cruz, Solano, Stanislaus, Yolo Counties: California Mining Bureau. Report 10: 564; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geol. Bulletin 189: 298.
'Pumpellyite'
Description: Occurs in Franciscan Formation rocks.
Reference: McKee, Bates (1962), Aragonite in the Franciscan rocks of the Pacheco Pass, California: American Mineralogist: 47: 382, 384; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 299-300, 353; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 492.
Pumpellyite-(Fe2+)
Formula: Ca2Fe2+Al2[Si2O6OH][SiO4](OH)2(OH)
Reference: Tsujimori, Tatsuki, Liou, Juhn G., and Coleman, Robert G., 2007, Finding of High-Grade Tectonic Blocks from the New Idria Serpentinite Body, Diablo Range, California: Petrologic Constraints on the Tectonic Evolution of a Tectonic Diapir, Geolgical Society of America Special Paperr 419, p. 67-80.
Pumpellyite-(Mg)
Formula: Ca2MgAl2[Si2O6OH][SiO4](OH)2(OH)
Reference: Tsujimori, Tatsuki, Liou, Juhn G., and Coleman, Robert G., 2007, Finding of High-Grade Tectonic Blocks from the New Idria Serpentinite Body, Diablo Range, California: Petrologic Constraints on the Tectonic Evolution of a Tectonic Diapir, Geolgical Society of America Special Paperr 419, p. 67-80.
Pyrite
Formula: FeS2
Localities: Reported from at least 23 localities in this region.
Reference: Mineralogical Record: 36(4): 337-363.
Pyroaurite
Formula: Mg6Fe3+2(OH)16[CO3] · 4H2O
Description: Occurs as intergrowths with reevesite on slickensides of serpentine.
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 198.
Pyrochroite
Formula: Mn(OH)2
Reference: Rogers, Austin Flint (1919b), An interesting occurrence of manganese minerals near San Jose, California: American Journal of Science, 4th. Series: 48: 445; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 235, 302; www.mineralsocal.org; USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10077482.
Pyrolusite
Formula: Mn4+O2
Localities: Reported from at least 21 localities in this region.
Reference: Watts, Wm. L. (1890), Merced, Sacramento, San Joaquin, San Mateo, Santa Clara, Santa Cruz, Solano, Stanislaus, Yolo Counties: California Mining Bureau. Report 10: 564; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 304.
Pyrophyllite
Formula: Al2Si4O10(OH)2
Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 305.
'Pyroxene Group'
Description: Reported as "jadeitic pyroxene."
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 404.
Pyrrhotite
Formula: Fe1-xS
Reference: www.benitoitemine.com; Dunning, G. E., Walstrom, R. E., & Lechner, W. (2018) Barium Silicate Mineralogy of the Western Margin, North American Continent, Part Geology, Origin, Paragenesis and Mineral Distribution from Baja California Norte, Mexico, Western Canada and Alaska, USA. Baymin Journal, Vol. 19, No. 5
Quartz
Formula: SiO2
Localities: Reported from at least 65 localities in this region.
Reference: Dunning, G. E., Walstrom, R. E., & Lechner, W. (2018) Barium Silicate Mineralogy of the Western Margin, North American Continent, Part Geology, Origin, Paragenesis and Mineral Distribution from Baja California Norte, Mexico, Western Canada and Alaska, USA. Baymin Journal, Vol. 19, No. 5
Quartz var. Agate
Reference: Butler, 1995. Rockhounding California, p.135.
Quartz var. Amethyst
Formula: SiO2
Description: Occurs as crystals in vugs.
Reference: Symons, Henry Heilbronner (1940), Quartz gem stones of California: Rocks & Minerals: 15: 41; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 315.
Quartz var. Chalcedony
Formula: SiO2
Localities: Reported from at least 12 localities in this region.
Reference: Lapis (1994): 19(12): 40.; Mineralogical Record (1993): 24: 471-475.
Quartz var. Citrine
Formula: SiO2
Reference: Rocks & Min.: 15:41.
Quartz var. Iris Agate
Formula: SiO2
Description: Occurs in amygdules in an outcrop.
Reference: Jones, F.T. (1952) Iris Agate. American Mineralogist: 37: 578-587; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 344.
Quartz var. Jasper
Localities: Reported from at least 14 localities in this region.
Quartz var. Myrickite
Formula: SiO2
Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 318.
Reevesite
Formula: Ni6Fe3+2(OH)16(CO3) · 4H2O
Localities: Reported from at least 6 localities in this region.
Reference: Mineralogical Record: 36(4): 337-363.
Rhodochrosite
Formula: MnCO3
Localities: Reported from at least 20 localities in this region.
Colour: Gray, pink
Description: OCommon in district Mn deposits.
Reference: Bradley, W.W., et al (1918), Manganese and chromium in California: California Mining Bureau. Bulletin 76: 24p; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 320.
Rhodonite
Formula: CaMn3Mn[Si5O15]
Localities: Reported from at least 6 localities in this region.
Habit: Massive
Description: Not plentiful.
Reference: Trask, Parker Davies (1950) Geologic description of the manganese deposits of California, California Division of Mines Bulletin 152, 378 pp.: 413; Pemberton, H. Earl (1983), Minerals of California: 413.
Riebeckite
Formula: ◻[Na2][Fe2+3Fe3+2]Si8O22(OH)2
Description: Mode compositions up to 15% in metacherts.
Reference: Ernst, W.G. (1965) Mineral paragenesis in Franciscan metamorphic rocks, Panoche Pass, California. Geological Society of America Bulletin: 76: 887; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 404.
'Riebeckite Root Name Group'
Formula: ◻[Na2][Z2+3Fe3+2]Si8O22(OH,F,Cl)2
Reference: Rogers, Austin Flint (1912), Notes on rare minerals from California: Columbia University, School of Mines Quarterly: 33: 377; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 70.
'Riebeckite Root Name Group var. Crocidolite'
Formula: ◻[Na2][Z2+3Fe3+2]Si8O22(OH,F,Cl)2
Reference: Rogers, Austin Flint (1912), Notes on rare minerals from California: Columbia University, School of Mines Quarterly: 33: 377; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 70.
Römerite
Formula: Fe2+Fe3+2(SO4)4 · 14H2O
Description: Occurs as stalactitic masses.
Reference: Anonymous (1958), World news on mineral occurrences: Rocks & Minerals: 33: 195-196; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 324.
Rozenite
Formula: FeSO4 · 4H2O
Reference: Mineralogical Record: 36(4): 337-363.
Rutile
Formula: TiO2
Habit: Slender, doubly-terminated, acicular
Colour: Bright red
Description: Occurs as crystals to ¼ inch (0.625 cm) in altered serpentine.
Reference: Moller, W.P. (1965) Minerals of southern San Benito County, California. Gems and Minerals: 331: 28-32; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 325; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 170.
Santaclaraite (TL)
Formula: CaMn4[Si5O14OH](OH) · H2O
Colour: Pink
Reference: Erd, R.C. and Y. Ohashi (1981) Santaclaraite, a new manganese silicate from California, American Mineralogist: 66: 154-168; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 414; American Mineralogist (1984): 69: 200-206.; Pete J. Dunn, Donald R. Peacor, Richard C. Erd, and Robert A. Ramik (1986) Franciscanite and örebroite, two new minerals from California and Sweden, related to redefined welinite. American Mineralogist, 71:1522-1526.
Saponite
Formula: Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Schuetteite
Formula: Hg2+3(SO4)O2
Reference: Mineralogical Record: 36(4): 337-363.
Senarmontite
Formula: Sb2O3
Reference: Min.Rec.: 20:429-432,434.
Sepiolite
Formula: Mg4(Si6O15)(OH)2 · 6H2O
Reference: Mineralogical Record: 36(4): 337-363.
Serandite
Formula: NaMn2+2Si3O8(OH)
Colour: Cream-coloured to brownish
Description: Occurs as the remnants of crystals 1 to 2 mm long on the surface of vein walls.
Reference: Wise, W.S & Gill, R.H. (1977): Minerals of the Benitoite Gem mine. Mineralogical Record 8, 442-452; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 410.
'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
Localities: Reported from at least 63 localities in this region.
Reference: Cisneros, S.L., R.E. Witkowski & D.L. Oswald (1977), Artinite from San Benito County, California: Mineralogical Record: 7: 457-460; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 201.
'Serpentine Subgroup var. Marmolite'
Formula: D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
Colour: Light green
Reference: Becker, George F. (1888), Geology of the quicksilver deposits of the Pacific slope: USGS Monograph 13, atlas: 110; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 335.
'Serpentine Subgroup var. Nickeliferous Serpentine'
Formula: D3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
Reference: Dunning, G.E., J.F. Cooper, and J.S. White (1975) Chromian alumohydrocalcite from California and knipovichite discredited. Mineralogical Record: 6: 180-183; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 198.
Siderite
Formula: FeCO3
Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 337.
Siderotil
Formula: FeSO4 · 5H2O
Description: A dehydration product of melanterite.
Reference: Ross, C.P. (1940a) Quicksilver deposits of the Mount Diablo region, Contra Costa County, California. USGS Bulletin 922-B, 54 pp.: 41, 42, 44; Pampeyan, Earl Haig (1963), Geology and mineral deposits of Mount Diablo, Contra Costa County, California: California Division Mines & Geol., Special Report 80, 31 pp.: 24; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 337; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 270; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 492.
'Silica'
Localities: Reported from at least 10 localities in this region.
Reference: Bureau of Land Management Township Report (1963 & 1969) (7-29-63, & 3-7-69); USGS MRDS database (2005), loc. file ID #10076503.
Silver
Formula: Ag
Habit: wire
Description: Found with Benitoite and Djurleite on only one known specimen.
Reference: benitoite.com
'Smectite Group'
Formula: A0.3D2-3[T4O10]Z2 · nH2O
Sonolite
Formula: Mn2+9(SiO4)4(OH)2
Reference: Pete J. Dunn, Donald R. Peacor, Richard C. Erd, and Robert A. Ramik (1986) Franciscanite and örebroite, two new minerals from California and Sweden, related to redefined welinite. American Mineralogist, 71:1522-1526.
Sphalerite
Formula: ZnS
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Spinel
Formula: MgAl2O4
Colour: Black
Description: Occurs in chlorite schist.
Reference: Bolander, L. Ph., Jr. (1950), New California mineral: perovskite: The Mineralogist: 18: 65; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 195, 286.
Staurolite
Formula: Fe2+2Al9Si4O23(OH)
Reference: Hawkes, H. E., Jr.; Wells, F. G.; Wheeler, D. P., Jr. (1942) Chromite and quicksilver deposits of the Del Puerto area, Stanislaus County, California. USGS Bulletin 936D
Stevensite
Formula: (Ca,Na)xMg3-x(Si4O10)(OH)2
Reference: www.benitoitemine.com
'Stibiconite'
Formula: Sb3+Sb5+2O6(OH)
Reference: Bradley, W.W. (1939), Thirty-fifth report of the State Mineralogist: California Division Mines Report 35: 343; Anonymous (1958), World news on mineral occurrences: Rocks & Minerals: 33: 195-196; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 348; Mineralogical Record (1989): 20: 427-434.
'Stibioferrite'
Reference: Goldsmith, E. (1873), Stibioferrite, a new mineral from Santa Clara County, California: Academy of Natural Sciences Philadelphia Proceedings: 25: 369; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 379.
Stibnite
Formula: Sb2S3
Localities: Reported from at least 18 localities in this region.
Reference: Dana 6:1096.
'Stilbite subgroup'
Formula: $m6-7[Al8-9Si27-28O72] · nH2O
Description: Occurs as authigenic material in Briones Sandstone in fractures as well-formed crystals.
Reference: Murata, K.J. and Whiteley, K.R. (1973) Zeolites in the Miocene Brones sandstone and related formations of the central Coast Ranges, California. USGS Jour. Res.: 1: 256-257; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 378.
Stilpnomelane
Formula: (K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Colour: Bronze-colored
Description: Occurs as plates in metamorphosed chert.
Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 353; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 432.
Strontiojoaquinite (TL)
Formula: Sr2Ba2(Na,Fe)2Ti2[Si4O12]2O2(O,OH)2 · H2O
Habit: Steep pseudotetragonal, bipyramidal.
Colour: Green, yellow-green, yellow-brown (uncommon)
Description: Occurs in the New Idria serpentinite body in albite-lined fractures cutting blueschist.
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 470; www.mineralsocal.org; William S. Wise (1982) Strontiojoaquinite and bario-orthojoaquinite: two new members of the joaquinite group . American Mineralogist 67:809-816.; Dunning, G. E., Walstrom, R. E., & Lechner, W. (2018) Barium Silicate Mineralogy of the Western Margin, North American Continent, Part Geology, Origin, Paragenesis and Mineral Distribution from Baja California Norte, Mexico, Western Canada and Alaska, USA. Baymin Journal, Vol. 19, No. 5
Sulphur
Formula: S8
Reference: Mineralogical Record: 36(4): 337-363.
Szymańskiite (TL)
Formula: [H3O]+8[Hg2]2+8(Ni,Mg)6[CO3]12(OH)12 · 3H2O
Type Locality:
Reference: ROBERTS, A.C., ERCIT, T.S., ERD, R.C. & OSCARSON, R.L. (1990): Szymańskiite, Hg1+16(Ni,Mg)6(CO3)12(OH)12(H3O)1+83H2O, a new mineral species from the Clear Creek claim, San Benito Co., California. Canadian Mineralogist 28, 703-707. SZYMAŃSKI, J.T. & ROBERTS, A.C. (1990): The crystal structure of szymańskiite, a partly disordered (Hg-Hg)2+, (Ni,Mg)2+ hydronium-carbonate-hydroxide-hydrate. Canadian Mineralogist 28, 709-718.
Talc
Formula: Mg3Si4O10(OH)2
Localities: Reported from at least 6 localities in this region.
Reference: Mineralogical Record: 36(4): 337-363.
Taneyamalite
Formula: (Na,Ca)(Mn,Mg,Fe)12Si12(O,OH)44
Reference: Econ Geol (1992) 87:2023-2040; Huebner, J. Stephen; Flohr, Marta J. (1990) Microbanded manganese formations; protoliths in the Franciscan Complex, California; USGS Professional Paper 1502.
Taramellite
Formula: Ba4(Fe3+,Ti,Fe2+,Mg)4(B2Si8O27)O2Clx
Reference: American Mineralogist, Volume 69, pages 358-373, 1984
Tedhadleyite (TL)
Formula: [Hg2]2+5Hg2+I2(Cl,Br)2O4
Type Locality:
Reference: Canadian Mineralogist (2002): 40(3): 909-914.
Tephroite ?
Formula: Mn2+2SiO4
Habit: massive
Colour: Grayish red
Description: Tephroite reported by Rogers is most likely alleghanyite, as per the comments in the type locality description of alleghanyite published in "Ross, Clarence Samuel & Paul F. Kerr (1932), Manganese mineral of a vein near Bald Knob, North Carolina: American Mineralogist: 17: 1-18". A new analysis is needed to confirm.
Reference: Rogers, Austin Flint (1919b), An interesting occurrence of manganese minerals near San Jose, California: American Journal of Science, 4th. Series: 48: 444; Rogers, Austin Flint (1924b), Kempite, a new manganese mineral from Santa Clara County, California: American Journal of Science, 5th. Series: 8: 145-150; […(abstract): Geological Society of America Bulletin: 36: 206 (1925)]: 206; Ross, Clarence Samuel & Paul F. Kerr (1932), Manganese mineral of a vein near Bald Knob, North Carolina: American Mineralogist: 17: 13; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 59, 362; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 460; www.mineralsocal.org; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Terlinguaite
Formula: [Hg3]4+Hg2+Cl2O2
Reference: Mineralogical Record: 36(4): 337-363.
'Thomsonite'
Description: Occurs in veins ½ inch (1.25 cm) to 2 inches (5.0 cm) in metamorphic rocks in a stream bed.
Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 390.
Thomsonite-Ca
Formula: NaCa2[Al5Si5O20] · 6H2O
Description: Occurs in calc-silicate zones surrounding jadeite pods.
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 498.
Tiemannite
Formula: HgSe
Reference: Learned, R.E. (1962) Paragenesis of mercury-ore deposits. Unpublished Master’s thesis, University of California, Los Angeles: 2; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 125; www.mineralsocal.org
Titanite
Formula: CaTi(SiO4)O
Localities: Reported from at least 11 localities in this region.
Description: Occurs in schists.
Reference: Palache, Charles (1894b), On a rock from the vicinity of Berkeley containing a new soda amphibole: University of California, Department of Geological Sciences Bulletin: 1: 184; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 344; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 474.
Titantaramellite
Formula: Ba4(Ti,Fe3+,Fe2+,Mg)4(B2Si8O27)O2Clx
Reference: Pabst, Adolf (1978) Zur morphologie des taramellits. Tschermaks Mineralogische und Petrographische Mitteilungen: 25: 245-256; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 465-466, 467; Joseph F. Cooper Jr., Gail E. Dunning, Ted A.Hadley (2003) Minerology of the Victor Claim, Clear Creek Area, New Idria District, San Benito County, California.; Dunning, G. E., Walstrom, R. E., & Lechner, W. (2018) Barium Silicate Mineralogy of the Western Margin, North American Continent, Part Geology, Origin, Paragenesis and Mineral Distribution from Baja California Norte, Mexico, Western Canada and Alaska, USA. Baymin Journal, Vol. 19, No. 5
Todorokite
Formula: (Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
Description: see messageboard at https://www.mindat.org/mesg-541849.html
Reference: Mineralogical Record: 36(4): 337-363.
'Tourmaline'
Formula: A(D3)G6(Si6O18)(BO3)3X3Z
Reference: Tsujimori, Tatsuki, Liou, Juhn G., and Coleman, Robert G., 2007, Finding of High-Grade Tectonic Blocks from the New Idria Serpentinite Body, Diablo Range, California: Petrologic Constraints on the Tectonic Evolution of a Tectonic Diapir, Geolgical Society of America Special Paperr 419, p. 67-80.
Tremolite
Formula: ◻{Ca2}{Mg5}(Si8O22)(OH)2
Reference: Long dark green Tremolite crystals in off-white Talc matrix. Analyzed by David M. Lowe using XRD. Specimens collected in January 1973 (from newspaper wrapping). Two labeled flats of free material from 2017 NCMA conference most of which appears to be Glaucophane on Omphacite.
Turquoise
Formula: CuAl6(PO4)4(OH)8 · 4H2O
Description: Occurs as narrow veins cutting Glaucophane schist.
Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 375; Mrose, M.E., Meyrowitz, R., Alfors, J.T., and Chesterman, C.W. (1967) Nissonite. American Mineralogist: 52: 927; Pemberton, H. Earl (1983), Minerals of California: 322.
Ulexite
Formula: NaCa[B5O6(OH)6] · 5H2O
Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10165116.
'UM2008-33-O:BaSiTi'
Formula: Ba(Si,Ti)3O7
Reference: Ma, C., Rossman, G.R. (2008): Barioperovskite, a new mineral from the Benitoite Mine, California": American Mineralogist: 93: 154-157
'UM2008-34-O:BaSiTi'
Formula: Ba(Ti,Si)2O5
Reference: Ma, C. and G. R. Rossman (2008) "Barioperovskite, a new mineral from the Benitoite Mine, California": American Mineralogist: 93, 154-157.
'UM2008-35-O:BaTi'
Formula: BaTi3O7
Reference: Ma, C. and G. R. Rossman (2008) "Barioperovskite, a new mineral from the Benitoite Mine, California": American Mineralogist: 93, 154-157.
Uvarovite
Formula: Ca3Cr2(SiO4)3
Localities: Reported from at least 23 localities in this region.
Reference: American Mineralogist 1965: 50: 1893-1913.
Valentinite
Formula: Sb2O3
Description: Small crystals.
Reference: Goldsmith, E. (1873), Stibioferrite, a new mineral from Santa Clara County, California: Academy of Natural Sciences Philadelphia Proceedings: 25: 369; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 379.
Vasilyevite (TL)
Formula: [Hg2]2+10I3Br2Cl[CO3]O6
Type Locality:
Reference: Canadian Mineralogist (2003): 41(5): 1167-1172; Lapis (2004): 29(2): 42.
Vermiculite
Formula: Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Reference: Mikhail Ostrooumov and Alfredo Victoria Morales (2010) Mexican jadeite-bearing rock: a first mineralogical and gemmological approach. The Journal of Gemmology, Vol. 32, No. 1–4.
Vesuvianite
Formula: Ca19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9
Localities: Reported from at least 6 localities in this region.
Colour: Amber to brown or black
Reference: Pabst, Adolf (1951), Minerals of the serpentine area in San Benito County, California Rocks & Minerals: 26: 482; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 502.
Vesuvianite var. Cerian Vesuvianite
Formula: (Ca,Na,◻)19(Al,Mg,Fe3+)13(◻,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 387, 434, 502
Vivianite
Formula: Fe2+3(PO4)2 · 8H2O
Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 382; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 312.
Volborthite
Formula: Cu3(V2O7)(OH)2 · 2H2O
Reference: Pemberton, H. Earl (1983), Minerals of California: 322-323; www.mineralsocal.org
Voltaite
Formula: K2Fe2+5Fe3+3Al(SO4)12 · 18H2O
Description: Occurred on No. 4 level.
Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 278; www.mineralsocal.org.
'Wad'
Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10077455.
Wattersite (TL)
Formula: [Hg2]2+2Hg2+[CrO4]O2
Type Locality:
Reference: Mineralogical Record: 36(4): 337-363.; Mineralogical Record (1993): 24: 471-475.
Witherite
Formula: BaCO3
Reference: American Mineralogist, Volume 69, pages 358-373, 1984
Wollastonite
Formula: CaSiO3
Reference: Hanks, Henry Garber (1884), Fourth report of the State Mineralogist: California Mining Bureau. Report 4, 410 pp.: 178; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 386.
Xonotlite
Formula: Ca6(Si6O17)(OH)2
Description: Occurs in veins ½ inch (1.25 cm) to 2 inches (5.0 cm) in metamorphic rocks in a stream bed.
Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 390.
Zaratite
Formula: Ni3(CO3)(OH)4 · 4H2O ?
Description: Occurs on chromite.
Reference: Hanks, Henry Garber (1884), Fourth report of the State Mineralogist: California Mining Bureau. Report 4, 410 pp.: 396; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 391.
'Zeolite Group'
Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10211739.
Zircon
Formula: Zr(SiO4)
Description: A constituent of soda rhyolite.
Reference: Palache, Charles (1894b), On a rock from the vicinity of Berleley containing a new soda amphibole: Univ. Calif., Dept. Geol. Sci. Bulletin: 1: 184; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 391; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 461.; Smith, J. P. (1906) The paragenesis of the minerals in glaucophane bearing rocks of California. Proceedings of the American Philosophical Society, Volume 45:183-242.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Copper1.AA.05Cu
Gold1.AA.05Au
Graphite1.CB.05aC
Mercury1.AD.05Hg
Silver1.AA.05Ag
Sulphur1.CC.05S8
Group 2 - Sulphides and Sulfosalts
Alabandite2.CD.10MnS
Anilite2.BA.10Cu7S4
Arsenopyrite2.EB.20FeAsS
Bornite2.BA.15Cu5FeS4
Chalcocite2.BA.05Cu2S
Chalcopyrite2.CB.10aCuFeS2
Cinnabar2.CD.15aHgS
Covellite2.CA.05aCuS
Digenite2.BA.10Cu9S5
Djurleite2.BA.05Cu31S16
Donharrisite2.BD.20Ni3HgS3
Galena2.CD.10PbS
Heazlewoodite2.BB.05Ni3S2
Hypercinnabar (TL)2.CD.15bHgS
Marcasite2.EB.10aFeS2
Metacinnabar2.CB.05aHgS
var. Selenian Metacinnabar2.CB.05aHg(S,Se)
Millerite2.CC.20NiS
Molybdenite2.EA.30MoS2
Pyrite2.EB.05aFeS2
Pyrrhotite2.CC.10Fe1-xS
Sphalerite2.CB.05aZnS
Stibnite2.DB.05Sb2S3
Tiemannite2.CB.05aHgSe
Group 3 - Halides
Aurivilliusite (TL)3.DD.50[Hg2]2+Hg2+2(I,Br,Cl)2O2
Calomel3.AA.30[Hg2]2+Cl2
Eglestonite3.DD.05[Hg2]2+3OCl3(OH)
Fluorite3.AB.25CaF2
Gianellaite3.DD.30[(Hg2N)2](SO4)(H2O)x
Halite3.AA.20NaCl
Hanawaltite (TL)3.DD.15[Hg2]2+3Hg2+(Cl,OH)2O3
Kempite (TL)3.DA.10aMn2+2(OH)3Cl
Mosesite3.DD.30(Hg2N)(Cl,SO4,MoO4) · H2O
Tedhadleyite (TL)3.DD.40[Hg2]2+5Hg2+I2(Cl,Br)2O4
Terlinguaite3.DD.20[Hg3]4+Hg2+Cl2O2
Vasilyevite (TL)3.DD.45[Hg2]2+10I3Br2Cl[CO3]O6
Group 4 - Oxides and Hydroxides
Anatase4.DD.05TiO2
Baddeleyite4.DE.35ZrO2
Barioperovskite (TL)4.CC.30BaTiO3
Brucite4.FE.05Mg(OH)2
Carnotite4.HB.05K2(UO2)2(VO4)2 · 3H2O
Cervantite4.DE.30Sb3+Sb5+O4
Chromite4.BB.05Fe2+Cr3+2O4
Corundum4.CB.05Al2O3
Coulsonite4.BB.05Fe2+V3+2O4
Cristobalite4.DA.15SiO2
Eskolaite4.CB.05Cr2O3
Goethite4.00.α-Fe3+O(OH)
Hausmannite4.BB.10Mn2+Mn3+2O4
Hematite4.CB.05Fe2O3
Ilmenite4.CB.05Fe2+TiO3
Lithiophorite4.FE.25(Al,Li)MnO2(OH)2
Maghemite4.BB.15(Fe3+0.670.33)Fe3+2O4
Magnesiochromite4.BB.05MgCr2O4
Magnesioferrite4.BB.05MgFe3+2O4
Magnetite4.BB.05Fe2+Fe3+2O4
Manganite4.FD.15Mn3+O(OH)
Melanophlogite4.DA.2546SiO2 · 6(N2,CO2) · 2(CH4,N2)
Montroydite4.AC.15HgO
Opal4.DA.10SiO2 · nH2O
Perovskite4.CC.30CaTiO3
Pyrochroite4.FE.05Mn(OH)2
Pyrolusite4.DB.05Mn4+O2
Quartz4.DA.05SiO2
var. Agate4.DA.05SiO2
var. Amethyst4.DA.05SiO2
var. Chalcedony4.DA.05SiO2
var. Citrine4.DA.05SiO2
var. Iris Agate4.DA.05SiO2
var. Jasper4.DA.05SiO2
var. Myrickite4.DA.05SiO2
Rutile4.DB.05TiO2
Senarmontite4.CB.50Sb2O3
Spinel4.BB.05MgAl2O4
'Stibiconite'4.DH.20Sb3+Sb5+2O6(OH)
Todorokite4.DK.10(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
Valentinite4.CB.55Sb2O3
Group 5 - Nitrates and Carbonates
Alumohydrocalcite5.DB.05CaAl2(CO3)2(OH)4 · 4H2O
var. Chromium-bearing Alumohydrocalcite5.DB.05Ca(Al,Cr)2(CO3)2(OH)4 · 4H2O
Aragonite5.AB.15CaCO3
Artinite5.DA.10Mg2(CO3)(OH)2 · 3H2O
Calcite5.AB.05CaCO3
var. Sand-Calcite5.AB.05CaCO3
Clearcreekite (TL)5.DC.30[Hg2]2+3[CO3]2(OH)2 · 4H2O
Coalingite (TL)5.DA.55Mg10Fe3+2(OH)24[CO3] · 2H2O
Dawsonite5.BB.10NaAlCO3(OH)2
var. Chromium-bearing Dawsonite5.BB.10Na(Al,Cr)CO3(OH)2
Desautelsite5.DA.50Mg6Mn3+2(OH)16[CO3] · 4H2O
Dolomite5.AB.10CaMg(CO3)2
Dypingite5.DA.05Mg5(CO3)4(OH)2 · 5H2O
Huntite5.AB.25CaMg3(CO3)4
Hydromagnesite5.DA.05Mg5(CO3)4(OH)2 · 4H2O
Hydrotalcite5.DA.50Mg6Al2(CO3)(OH)16 · 4H2O
Kutnohorite5.AB.10CaMn2+(CO3)2
Magnesite5.AB.05MgCO3
var. Iron-bearing Magnesite5.AB.05(Mg,Fe)CO3
Malachite5.BA.10Cu2(CO3)(OH)2
Nesquehonite5.CA.05MgCO3 · 3H2O
Nitratine5.NA.05NaNO3
Peterbaylissite (TL)5.DC.25[Hg2]2+3[CO3]2(OH)2 · 4H2O
Pyroaurite5.DA.50Mg6Fe3+2(OH)16[CO3] · 4H2O
Reevesite5.DA.50Ni6Fe3+2(OH)16(CO3) · 4H2O
Rhodochrosite5.AB.05MnCO3
Siderite5.AB.05FeCO3
Szymańskiite (TL)5.DB.30[H3O]+8[Hg2]2+8(Ni,Mg)6[CO3]12(OH)12 · 3H2O
Witherite5.AB.15BaCO3
Zaratite5.DA.15Ni3(CO3)(OH)4 · 4H2O ?
Group 6 - Borates
Ulexite6.EA.25NaCa[B5O6(OH)6] · 5H2O
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Alum-(K)7.CC.20KAl(SO4)2 · 12H2O
Alunogen7.CB.45Al2(SO4)3 · 17H2O
Baryte7.AD.35BaSO4
Bassanite7.CD.45Ca(SO4) · 0.5H2O
Blödite7.CC.50Na2Mg(SO4)2 · 4H2O
Boothite (TL)7.CB.35CuSO4 · 7H2O
Botryogen7.DC.25MgFe3+(SO4)2(OH) · 7H2O
Brochantite7.BB.25Cu4(SO4)(OH)6
Celestine7.AD.35SrSO4
Chalcanthite7.CB.20CuSO4 · 5H2O
Copiapite7.DB.35Fe2+Fe3+4(SO4)6(OH)2 · 20H2O
Coquimbite7.CB.55AlFe3(SO4)6(H2O)12 · 6H2O
Deanesmithite (TL)7.FB.20[Hg2]2+Hg2+3[CrO4]S2O
Edoylerite (TL)7.FB.25Hg2+3(CrO4)S2
Epsomite7.CB.40MgSO4 · 7H2O
Gypsum7.CD.40CaSO4 · 2H2O
var. Satin Spar Gypsum7.CD.40CaSO4 · 2H2O
Halotrichite7.CB.85FeAl2(SO4)4 · 22H2O
Hexahydrite7.CB.25MgSO4 · 6H2O
Jarosite7.BC.10KFe3+3(SO4)2(OH)6
Kalinite7.CC.15KAl(SO4)2 · 11H2O
Kornelite7.CB.60Fe2(SO4)3 · 7H2O
Kröhnkite7.CC.30Na2Cu(SO4)2 · 2H2O
Melanterite7.CB.35Fe2+(H2O)6SO4 · H2O
var. Copper-bearing Melanterite7.CB.35(Fe,Cu)SO4 · 7H2O
Morenosite7.CB.40NiSO4 · 7H2O
Mountkeithite7.DD.35[(Mg1-xFe3+x)(OH)2][SO4]x/2 · nH2O
Pentahydrite7.CB.20MgSO4 · 5H2O
Pickeringite7.CB.85MgAl2(SO4)4 · 22H2O
Rozenite7.CB.15FeSO4 · 4H2O
Römerite7.CB.75Fe2+Fe3+2(SO4)4 · 14H2O
Schuetteite7.BB.40Hg2+3(SO4)O2
Siderotil7.CB.20FeSO4 · 5H2O
Voltaite7.CC.25K2Fe2+5Fe3+3Al(SO4)12 · 18H2O
Wattersite (TL)7.FB.15[Hg2]2+2Hg2+[CrO4]O2
Group 8 - Phosphates, Arsenates and Vanadates
Agardite-(La)8.DL.15LaCu6(AsO4)3(OH)6 · 3H2O
Agardite-(Y)8.DL.15YCu6(AsO4)3(OH)6 · 3H2O
Diadochite8.DB.05Fe3+2(PO4)(SO4)(OH) · 5H2O
Fluorapatite8.BN.05Ca5(PO4)3F
var. Strontium-bearing Apatite8.BN.05(Ca,Sr)5(PO4)3F
Fluorstrophite8.BN.05SrCaSr3(PO4)3F
Hydroxylapatite8.BN.05Ca5(PO4)3(OH)
Koninckite8.CE.55Fe3+PO4 · 3H2O
Leucophosphite8.DH.10KFe3+2(PO4)2(OH) · 2H2O
Libethenite8.BB.30Cu2(PO4)(OH)
Nissonite (TL)8.DC.05Cu2Mg2(PO4)2(OH)2 · 5H2O
Pseudomalachite8.BD.05Cu5(PO4)2(OH)4
Turquoise8.DD.15CuAl6(PO4)4(OH)8 · 4H2O
Vivianite8.CE.40Fe2+3(PO4)2 · 8H2O
Volborthite8.FD.05Cu3(V2O7)(OH)2 · 2H2O
Group 9 - Silicates
Actinolite9.DE.10◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22OH2
Aegirine9.DA.25NaFe3+Si2O6
Albite9.FA.35Na(AlSi3O8)
Alleghanyite9.AF.45Mn2+5(SiO4)2(OH)2
Almandine9.AD.25Fe2+3Al2(SiO4)3
Amesite9.ED.15Mg2Al(AlSiO5)(OH)4
Analcime9.GB.05Na(AlSi2O6) · H2O
Andradite9.AD.25Ca3Fe3+2(SiO4)3
var. Demantoid9.AD.25Ca3Fe3+2(SiO4)3
var. Melanite9.AD.25Ca3Fe3+2(SiO4)3
var. Topazolite9.AD.25Ca3Fe3+2(SiO4)3
Anthophyllite9.DD.05◻{Mg2}{Mg5}(Si8O22)(OH)2
Antigorite9.ED.15Mg3(Si2O5)(OH)4
var. Williamsite9.ED.15Mg3(Si2O5)(OH)4
Banalsite9.FA.60Na2BaAl4Si4O16
Baotite9.CE.15Ba4Ti8Si4O28Cl
Bario-orthojoaquinite (TL)9.CE.25(Ba,Sr)4Fe2Ti2[Si4O12]2O2 · H2O
Beidellite9.EC.40(Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O
Bementite9.EE.05Mn7Si6O15(OH)8
Benitoite (TL)9.CA.05BaTi(Si3O9)
Berthierine9.ED.15(Fe2+,Fe3+,Al)3(Si,Al)2O5(OH)4
Braunite9.AG.05Mn2+Mn3+6(SiO4)O8
Caryopilite9.ED.15Mn2+3Si2O5(OH)4
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Chrysotile9.ED.15Mg3(Si2O5)(OH)4
Clinochlore9.EC.55Mg5Al(AlSi3O10)(OH)8
var. Chromium-bearing Clinochlore9.EC.55Mg5(Al,Cr)2Si3O10(OH)8
var. Pennine9.EC.55Mg5Al(AlSi3O10)(OH)8
var. Sheridanite9.EC.55(Mg,Al,Fe)6(Si,Al)4O10(OH)8
'Clinochrysotile'9.ED.
Clinozoisite9.BG.05a{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Corrensite9.EC.60(Mg,Fe)9((Si,Al)8O20)(OH)10 · nH2O
Cymrite9.EG.05BaAl2Si2(O,OH)8 · H2O
Datolite9.AJ.20CaB(SiO4)(OH)
Deerite9.DH.60(Fe,Mn)6(Fe,Al)3[Si6O17]O3(OH)5
Delindeite9.BE.60(Na,K)2(Ba,Ca)2(Ti,Fe,Al)3(Si2O7)2O2(OH)2 · 2H2O
Diopside9.DA.15CaMgSi2O6
var. Diallage9.DA.15CaMgSi2O6
Dumortierite9.AJ.10(Al,Fe3+)7(SiO4)3(BO3)O3
Edgarbaileyite (TL)9.BC.25[Hg2]2+3[Si2O7]
Enstatite9.DA.05Mg2Si2O6
var. Bronzite9.DA.05(Mg,Fe2+)2[SiO3]2
Epidote9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Ferri-winchite9.DE.20◻[CaNa][Mg4(Fe3+,Al)]Si8O22(OH)2
Ferro-hornblende9.DE.10◻Ca2(Fe2+4Al)(Si7Al)O22(OH)2
Franciscanite (TL)9.AF.75Mn2+6(V5+,◻)2(SiO4)2(O,OH)6
Fresnoite9.BE.15Ba2Ti(Si2O7)O
Gageite9.DH.35Mn21(Si4O12)2O3(OH)20
Ganophyllite9.EG.30(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
Glaucophane9.DE.25◻[Na2][Mg3Al2]Si8O22(OH)2
Grunerite9.DE.05◻{Fe2+2}{Fe2+5}(Si8O22)(OH)2
Harmotome9.GC.10(Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] · 12H2O
Howieite9.DH.65Na(Fe,Mn)10(Fe,Al)2Si12O31(OH)13
Inesite9.DL.05Ca2(Mn,Fe)7Si10O28(OH)2 · 5H2O
Jadeite9.DA.25Na(Al,Fe3+)Si2O6
Joaquinite-(Ce) (TL)9.CE.25NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2O
Jonesite (TL)9.DJ.30Ba4(K,Na)2Ti4Al2(Si3O9)2(SiO4)4O2 · 6H2O
Kaolinite9.ED.05Al2(Si2O5)(OH)4
Laumontite9.GB.10CaAl2Si4O12 · 4H2O
Lawsonite9.BE.05CaAl2(Si2O7)(OH)2 · H2O
Lizardite9.ED.15Mg3(Si2O5)(OH)4
Magnesio-hornblende9.DE.10◻Ca2(Mg4Al)(Si7Al)O22(OH)2
Margarite9.EC.30CaAl2(Al2Si2O10)(OH)2
Montmorillonite9.EC.40(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Mordenite9.GD.35(Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
Morimotoite9.AD.25Ca3(TiFe2+)(SiO4)3
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var. Illite9.EC.15K0.65Al2.0[Al0.65Si3.35O10](OH)2
var. Phengite9.EC.15KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Natrolite9.GA.05Na2Al2Si3O10 · 2H2O
Neotocite9.ED.20(Mn,Fe,Mg)SiO3 · H2O
Nepheline9.FA.05Na3K(Al4Si4O16)
Neptunite9.EH.05Na2KLiFe2+2Ti2Si8O24
Nimite9.EC.55(Ni,Mg,Al)6((Si,Al)4O10)(OH)8
Népouite9.ED.15(Ni,Mg)3(Si2O5)(OH)4
Omphacite9.DA.20(NaaCabFe2+cMgd)(AleFe3+fFe2+gMgh)Si2O6
Orthoclase9.FA.30K(AlSi3O8)
Orthojoaquinite-(Ce) (TL)9.CE.25NaBa2Ce2FeTi2[Si4O12]2O2(O,OH) · H2O
Parsettensite9.EG.40(K,Na,Ca)7.5(Mn,Mg)49Si72O168(OH)50 · nH2O
Pecoraite9.ED.15Ni3(Si2O5)(OH)4
Pectolite9.DG.05NaCa2Si3O8(OH)
Piemontite9.BG.05a{Ca2}{Al2Mn3+}(Si2O7)(SiO4)O(OH)
Prehnite9.DP.20Ca2Al2Si3O10(OH)2
Pumpellyite-(Fe2+)9.BG.20Ca2Fe2+Al2[Si2O6OH][SiO4](OH)2(OH)
Pumpellyite-(Mg)9.BG.20Ca2MgAl2[Si2O6OH][SiO4](OH)2(OH)
Pyrophyllite9.EC.10Al2Si4O10(OH)2
Rhodonite9.DK.05CaMn3Mn[Si5O15]
Riebeckite9.DE.25◻[Na2][Fe2+3Fe3+2]Si8O22(OH)2
Santaclaraite (TL)9.DK.10CaMn4[Si5O14OH](OH) · H2O
Saponite9.EC.45Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Sepiolite9.EE.25Mg4(Si6O15)(OH)2 · 6H2O
Serandite9.DG.05NaMn2+2Si3O8(OH)
Sonolite9.AF.55Mn2+9(SiO4)4(OH)2
Staurolite9.AF.30Fe2+2Al9Si4O23(OH)
Stevensite9.EC.45(Ca,Na)xMg3-x(Si4O10)(OH)2
Stilpnomelane9.EG.40(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Strontiojoaquinite (TL)9.CE.25Sr2Ba2(Na,Fe)2Ti2[Si4O12]2O2(O,OH)2 · H2O
Talc9.EC.05Mg3Si4O10(OH)2
Taneyamalite9.DH.65(Na,Ca)(Mn,Mg,Fe)12Si12(O,OH)44
Taramellite9.CE.20Ba4(Fe3+,Ti,Fe2+,Mg)4(B2Si8O27)O2Clx
Tephroite ?9.AC.05Mn2+2SiO4
Thomsonite-Ca9.GA.10NaCa2[Al5Si5O20] · 6H2O
Titanite9.AG.15CaTi(SiO4)O
Titantaramellite9.CE.20Ba4(Ti,Fe3+,Fe2+,Mg)4(B2Si8O27)O2Clx
Tremolite9.DE.10◻{Ca2}{Mg5}(Si8O22)(OH)2
Uvarovite9.AD.25Ca3Cr2(SiO4)3
Vermiculite9.EC.50Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Vesuvianite9.BG.35Ca19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9
var. Cerian Vesuvianite9.BG.35(Ca,Na,◻)19(Al,Mg,Fe3+)13(◻,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Wollastonite9.DG.05CaSiO3
Xonotlite9.DG.35Ca6(Si6O17)(OH)2
'Zeolite Group'9.G0.
Zircon9.AD.30Zr(SiO4)
Group 10 - Organic Compounds
Carpathite10.BA.30C24H12
Idrialite10.BA.20C22H14
Unclassified Minerals, Rocks, etc.
''-
'Almandine-Pyrope Series'-
'Anauxite'-
'Apatite'-Ca5(PO4)3(Cl/F/OH)
'var. Apatized Wood'-Ca5(PO4)3(Cl/F/OH)
'var. Collophane'-Ca5(PO4)3(Cl/F/OH)
'Asbestos'-
'Barkevikite' ?-
'CCUK-12'-Hg-O-I-(Cl,Br)
'CCUK-13'-Hg-Si-O
'CCUK-14'-Hg-Si-O
'CCUK-15'-Hg+10Hg2+3O6I2(Cl,Br)2
'CCUK-18'-Hg2+2N(I,Cl,Br).H2O
'CCUK-8'-Hg-CrO4-S-nH2O ?
'Chlorite Group'-
'Chrome-Spinel (of Dana)'-
'Clays'-
'Clinoptilolite'-$m3-6(Si30Al6)O72 · 20H2O
'Clinopyroxene Subgroup'-
'Crossite'-
'Deweylite'-Mg4Si3O10 · 6H2O ?
'Fayalite-Forsterite Series'-
'Feldspar Group'-
'Ferro-actinolite-Tremolite Series'-
Gaildunningite (TL)-Hg2+3[NHg2+2]18(Cl,I,OH,Br,S)24
'Garnet Group'-X3Z2(SiO4)3
'Garnierite' ?-
'Glauconite'-(K,Na)(Fe3+,Al,Mg)2(Si,Al)4O10(OH)2
'Grossular-Hibschite Series'-
'Heulandite'-
'Hornblende'-
'K Feldspar'-
'var. Adularia'-KAlSi3O8
'Limonite'-(Fe,O,OH,H2O)
'Manganese Oxides'-
'Orbicular Jasper'-
'Psilomelane'-Mn, O
'Pumpellyite'-
'Pyroxene Group'-
'Riebeckite Root Name Group'-◻[Na2][Z2+3Fe3+2]Si8O22(OH,F,Cl)2
'var. Crocidolite'-◻[Na2][Z2+3Fe3+2]Si8O22(OH,F,Cl)2
'Serpentine Subgroup'-D3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
'var. Marmolite'-D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
'var. Nickeliferous Serpentine'-D3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
'Silica'-
'Smectite Group'-A0.3D2-3[T4O10]Z2 · nH2O
'Stibioferrite'-
'Stilbite subgroup'-$m6-7[Al8-9Si27-28O72] · nH2O
'Thomsonite'-
'Tourmaline'-A(D3)G6(Si6O18)(BO3)3X3Z
'UM2008-33-O:BaSiTi'-Ba(Si,Ti)3O7
'UM2008-34-O:BaSiTi'-Ba(Ti,Si)2O5
'UM2008-35-O:BaTi'-BaTi3O7
'Wad'-

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Metals, other than the Platinum Group
Copper1.1.1.3Cu
Gold1.1.1.1Au
Mercury1.1.7.1Hg
Silver1.1.1.2Ag
Semi-metals and non-metals
Graphite1.3.6.2C
Sulphur1.3.5.1S8
Group 2 - SULFIDES
AmBnXp, with (m+n):p = 2:1
Anilite2.4.7.5Cu7S4
Chalcocite2.4.7.1Cu2S
Digenite2.4.7.3Cu9S5
Djurleite2.4.7.2Cu31S16
AmBnXp, with (m+n):p = 3:2
Bornite2.5.2.1Cu5FeS4
Heazlewoodite2.5.3.1Ni3S2
AmBnXp, with (m+n):p = 4:3
Donharrisite2.6.6.1Ni3HgS3
AmXp, with m:p = 1:1
Alabandite2.8.1.4MnS
Cinnabar2.8.14.1HgS
Covellite2.8.12.1CuS
Galena2.8.1.1PbS
Hypercinnabar (TL)2.8.8.1HgS
Metacinnabar2.8.2.3HgS
Millerite2.8.16.1NiS
Pyrrhotite2.8.10.1Fe1-xS
Sphalerite2.8.2.1ZnS
Tiemannite2.8.2.4HgSe
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
AmBnXp, with (m+n):p = 2:3
Stibnite2.11.2.1Sb2S3
AmBnXp, with (m+n):p = 1:2
Arsenopyrite2.12.4.1FeAsS
Marcasite2.12.2.1FeS2
Molybdenite2.12.10.1MoS2
Pyrite2.12.1.1FeS2
Group 4 - SIMPLE OXIDES
AX
Montroydite4.2.6.1HgO
A2X3
Barioperovskite (TL)4.3.3.4BaTiO3
Corundum4.3.1.1Al2O3
Eskolaite4.3.1.3Cr2O3
Hematite4.3.1.2Fe2O3
Ilmenite4.3.5.1Fe2+TiO3
Maghemite4.3.7.1(Fe3+0.670.33)Fe3+2O4
Perovskite4.3.3.1CaTiO3
Senarmontite4.3.9.2Sb2O3
Valentinite4.3.11.1Sb2O3
AX2
Anatase4.4.4.1TiO2
Baddeleyite4.4.14.1ZrO2
Cervantite4.4.16.1Sb3+Sb5+O4
Pyrolusite4.4.1.4Mn4+O2
Rutile4.4.1.1TiO2
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Goethite6.1.1.2α-Fe3+O(OH)
Manganite6.1.3.1Mn3+O(OH)
X(OH)2
Brucite6.2.1.1Mg(OH)2
Pyrochroite6.2.1.3Mn(OH)2
Miscellaneous
Lithiophorite6.4.1.1(Al,Li)MnO2(OH)2
Group 7 - MULTIPLE OXIDES
AB2X4
Chromite7.2.3.3Fe2+Cr3+2O4
Coulsonite7.2.4.2Fe2+V3+2O4
Hausmannite7.2.7.1Mn2+Mn3+2O4
Magnesiochromite7.2.3.1MgCr2O4
Magnesioferrite7.2.2.1MgFe3+2O4
Magnetite7.2.2.3Fe2+Fe3+2O4
Spinel7.2.1.1MgAl2O4
(AB)2X3
Braunite7.5.1.3Mn2+Mn3+6(SiO4)O8
AB3X7
Todorokite7.8.1.1(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
Group 9 - NORMAL HALIDES
AX
Calomel9.1.8.1[Hg2]2+Cl2
Halite9.1.1.1NaCl
AX2
Fluorite9.2.1.1CaF2
Group 10 - OXYHALIDES AND HYDROXYHALIDES
A2(O,OH)3Xq
Kempite (TL)10.1.4.1Mn2+2(OH)3Cl
A2(O,OH)Xq
Terlinguaite10.4.2.1[Hg3]4+Hg2+Cl2O2
Am(O,OH)pXq
Eglestonite10.5.4.1[Hg2]2+3OCl3(OH)
Hanawaltite (TL)10.5.13.1[Hg2]2+3Hg2+(Cl,OH)2O3
AmBn(O,OH)pXq
Tedhadleyite (TL)10.6.14. [Hg2]2+5Hg2+I2(Cl,Br)2O4
Group 13 - ACID CARBONATES
Miscellaneous
Nesquehonite13.1.5.1MgCO3 · 3H2O
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Magnesite14.1.1.2MgCO3
Rhodochrosite14.1.1.4MnCO3
Siderite14.1.1.3FeCO3
Witherite14.1.3.2BaCO3
AB(XO3)2
Dolomite14.2.1.1CaMg(CO3)2
Kutnohorite14.2.1.3CaMn2+(CO3)2
Miscellaneous
Huntite14.4.3.1CaMg3(CO3)4
Group 16a - ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
Dawsonite16a.3.8.1NaAlCO3(OH)2
Malachite16a.3.1.1Cu2(CO3)(OH)2
Group 16b - HYDRATED CARBONATES CONTAINING HYDROXYL OR HALOGEN
Alumohydrocalcite16b.2.3.1CaAl2(CO3)2(OH)4 · 4H2O
Artinite16b.3.1.1Mg2(CO3)(OH)2 · 3H2O
Peterbaylissite (TL)16b.4.4.1[Hg2]2+3[CO3]2(OH)2 · 4H2O
Zaratite16b.4.1.1Ni3(CO3)(OH)4 · 4H2O ?
Desautelsite16b.6.2.4Mg6Mn3+2(OH)16[CO3] · 4H2O
Hydrotalcite16b.6.2.1Mg6Al2(CO3)(OH)16 · 4H2O
Pyroaurite16b.6.2.3Mg6Fe3+2(OH)16[CO3] · 4H2O
Reevesite16b.6.3.1Ni6Fe3+2(OH)16(CO3) · 4H2O
Coalingite (TL)16b.7.6.1Mg10Fe3+2(OH)24[CO3] · 2H2O
Dypingite16b.7.2.1Mg5(CO3)4(OH)2 · 5H2O
Hydromagnesite16b.7.1.1Mg5(CO3)4(OH)2 · 4H2O
Szymańskiite (TL)16b.7.15.1[H3O]+8[Hg2]2+8(Ni,Mg)6[CO3]12(OH)12 · 3H2O
Group 18 - NORMAL NITRATES
AXO3·xH2O, where x can equal zero
Nitratine18.1.1.1NaNO3
Group 26 - HYDRATED BORATES CONTAINING HYDROXYL OR HALOGEN
Pentaborates
Ulexite26.5.11.1NaCa[B5O6(OH)6] · 5H2O
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
A2XO4
Gianellaite28.2.4.1[(Hg2N)2](SO4)(H2O)x
AXO4
Baryte28.3.1.1BaSO4
Celestine28.3.1.2SrSO4
Group 29 - HYDRATED ACID AND NORMAL SULFATES
A2B(XO4)2·xH2O
Blödite29.3.3.1Na2Mg(SO4)2 · 4H2O
Kröhnkite29.3.2.1Na2Cu(SO4)2 · 2H2O
Mosesite29.3.8.1(Hg2N)(Cl,SO4,MoO4) · H2O
AB(XO4)2·xH2O
Alum-(K)29.5.5.1KAl(SO4)2 · 12H2O
Kalinite29.5.4.2KAl(SO4)2 · 11H2O
AXO4·xH2O
Bassanite29.6.1.1Ca(SO4) · 0.5H2O
Boothite (TL)29.6.10.2CuSO4 · 7H2O
Chalcanthite29.6.7.1CuSO4 · 5H2O
Epsomite29.6.11.1MgSO4 · 7H2O
Gypsum29.6.3.1CaSO4 · 2H2O
Hexahydrite29.6.8.1MgSO4 · 6H2O
Melanterite29.6.10.1Fe2+(H2O)6SO4 · H2O
Morenosite29.6.11.3NiSO4 · 7H2O
Pentahydrite29.6.7.3MgSO4 · 5H2O
Rozenite29.6.6.1FeSO4 · 4H2O
Siderotil29.6.7.2FeSO4 · 5H2O
AB2(XO4)4·H2O
Halotrichite29.7.3.2FeAl2(SO4)4 · 22H2O
Pickeringite29.7.3.1MgAl2(SO4)4 · 22H2O
Römerite29.7.2.1Fe2+Fe3+2(SO4)4 · 14H2O
A2(XO4)3·H2O
Alunogen29.8.6.1Al2(SO4)3 · 17H2O
Coquimbite29.8.3.1AlFe3(SO4)6(H2O)12 · 6H2O
Kornelite29.8.2.1Fe2(SO4)3 · 7H2O
Miscellaneous
Voltaite29.9.1.1K2Fe2+5Fe3+3Al(SO4)12 · 18H2O
Group 30 - ANHYDROUS SULFATES CONTAINING HYDROXYL OR HALOGEN
(AB)m(XO4)pZq, where m:p>2:1
Brochantite30.1.3.1Cu4(SO4)(OH)6
Schuetteite30.1.13.1Hg2+3(SO4)O2
(AB)2(XO4)Zq
Jarosite30.2.5.1KFe3+ 3(SO4)2(OH)6
Group 31 - HYDRATED SULFATES CONTAINING HYDROXYL OR HALOGEN
(AB)(XO4)Zq·xH2O
Botryogen31.9.6.1MgFe3+(SO4)2(OH) · 7H2O
Miscellaneous
Copiapite31.10.5.1Fe2+Fe3+4(SO4)6(OH)2 · 20H2O
Group 32 - COMPOUND SULFATES
Hydrated Compound Sulfates containing Hydroxyl or Halogen
Mountkeithite32.4.3.1[(Mg1-xFe3+x)(OH)2][SO4]x/2 · nH2O
Group 35 - ANHYDROUS CHROMATES
Miscellaneous
Deanesmithite (TL)35.4.3.1[Hg2]2+Hg2+3[CrO4]S2O
Edoylerite (TL)35.4.4.1Hg2+3(CrO4)S2
Wattersite (TL)35.4.2.1[Hg2]2+2Hg2+[CrO4]O2
Group 40 - HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
AB2(XO4)2·xH2O, containing (UO2)2+
Carnotite40.2a.28.1K2(UO2)2(VO4)2 · 3H2O
A3(XO4)2·xH2O
Vivianite40.3.6.1Fe2+3(PO4)2 · 8H2O
Volborthite40.3.10.1Cu3(V2O7)(OH)2 · 2H2O
(AB)5(XO4)2·xH2O
Koninckite40.4.2.1Fe3+PO4 · 3H2O
Group 41 - ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
(AB)5(XO4)2Zq
Pseudomalachite41.4.3.1Cu5(PO4)2(OH)4
A2(XO4)Zq
Libethenite41.6.6.2Cu2(PO4)(OH)
A5(XO4)3Zq
Fluorapatite41.8.1.1Ca5(PO4)3F
Fluorstrophite41.8.1.7SrCaSr3(PO4)3F
Hydroxylapatite41.8.1.3Ca5(PO4)3(OH)
Group 42 - HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
(AB)7(XO4)3Zq·xH2O
Agardite-(Y)42.5.1.2YCu6(AsO4)3(OH)6 · 3H2O
(AB)2(XO4)Zq·xH2O
Nissonite (TL)42.7.5.1Cu2Mg2(PO4)2(OH)2 · 5H2O
(AB)7(XO4)4Zq·xH2O
Turquoise42.9.3.1CuAl6(PO4)4(OH)8 · 4H2O
(AB)3(XO4)2Zq·xH2O
Leucophosphite42.11.6.1KFe3+2(PO4)2(OH) · 2H2O
Group 43 - COMPOUND PHOSPHATES, ETC.
Hydrated Compound Phosphates, etc·, Containing Hydroxyl or Halogen
Diadochite43.5.2.1Fe3+2(PO4)(SO4)(OH) · 5H2O
Group 44 - ANTIMONATES
A2X2O6(O,OH,F)
'Stibiconite'44.1.1.1Sb3+Sb5+2O6(OH)
Group 50 - ORGANIC COMPOUNDS
Hydrocarbons
Carpathite50.3.7.1C24H12
Idrialite50.3.10. C22H14
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with all cations in octahedral [6] coordination
Tephroite ?51.3.1.4Mn2+2SiO4
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Almandine51.4.3a.2Fe2+3Al2(SiO4)3
Andradite51.4.3b.1Ca3Fe3+2(SiO4)3
Morimotoite51.4.3c.3Ca3(TiFe2+)(SiO4)3
Uvarovite51.4.3b.3Ca3Cr2(SiO4)3
Insular SiO4 Groups Only with cations in >[6] coordination
Zircon51.5.2.1Zr(SiO4)
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [4] and >[4] coordination
Staurolite52.2.3.1Fe2+2Al9Si4O23(OH)
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] coordination only
Alleghanyite52.3.2b.1Mn2+5(SiO4)2(OH)2
Sonolite52.3.2d.3Mn2+9(SiO4)4(OH)2
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] and/or >[6] coordination
Franciscanite (TL)52.4.1.4Mn2+6(V5+,◻)2(SiO4)2(O,OH)6
Titanite52.4.3.1CaTi(SiO4)O
Group 54 - NESOSILICATES Borosilicates and Some Beryllosilicates
Borosilicates and Some Beryllosilicates with (BO3)
Dumortierite54.1.2.1(Al,Fe3+)7(SiO4)3(BO3)O3
Borosilicates and Some Beryllosilicates with B in [4] coordination
Datolite54.2.1a.1CaB(SiO4)(OH)
Group 55 - SOROSILICATES Si2O7 Groups,Generally with no Additional Anions
Si2O7 Groups, Generally with No Additional Anions with cations in [8] and lower coordination
Fresnoite55.4.2.1Ba2Ti(Si2O7)O
Si2O7 Groups, Generally with No Additional Anions with dimeric cations
Edgarbaileyite (TL)55.5.1.1[Hg2]2+3[Si2O7]
Group 56 - SOROSILICATES Si2O7 Groups, With Additional O, OH, F and H2O
Si2O7 Groups and O, OH, F, and H2O with cations in [4] and/or >[4] coordination
Delindeite56.2.6c.2(Na,K)2(Ba,Ca)2(Ti,Fe,Al)3(Si2O7)2O2(OH)2 · 2H2O
Lawsonite56.2.3.1CaAl2(Si2O7)(OH)2 · H2O
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [6] and higher coordination; single and double groups (n = 1, 2)
Clinozoisite58.2.1a.4{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Epidote58.2.1a.7{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Piemontite58.2.1a.11{Ca2}{Al2Mn3+}(Si2O7)(SiO4)O(OH)
Pumpellyite-(Fe2+)58.2.2.5Ca2Fe2+Al2[Si2O6OH][SiO4](OH)2(OH)
Pumpellyite-(Mg)58.2.2.7Ca2MgAl2[Si2O6OH][SiO4](OH)2(OH)
Vesuvianite58.2.4.1Ca19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9
Group 59 - CYCLOSILICATES Three-Membered Rings
Three-Membered Rings, anhydrous, no other anions
Benitoite (TL)59.1.1.2BaTi(Si3O9)
Group 60 - CYCLOSILICATES Four-Membered Rings
Four-Membered Rings, as Titanosilicates
Baotite60.1.2.1Ba4Ti8Si4O28Cl
Bario-orthojoaquinite (TL)60.1.1b.3(Ba,Sr)4Fe2Ti2[Si4O12]2O2 · H2O
Joaquinite-(Ce) (TL)60.1.1a.1NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2O
Orthojoaquinite-(Ce) (TL)60.1.1b.1NaBa2Ce2FeTi2[Si4O12]2O2(O,OH) · H2O
Strontiojoaquinite (TL)60.1.1a.2Sr2Ba2(Na,Fe)2Ti2[Si4O12]2O2(O,OH)2 · H2O
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with Al substituted rings
Jonesite (TL)61.2.2.1Ba4(K,Na)2Ti4Al2(Si3O9)2(SiO4)4O2 · 6H2O
Group 64 - CYCLOSILICATES Rings with Other Anions and Insular Silicate Groups
Rings with Other Anions and Insular Silicate Groups: 4-membered rings with [Si2O7] dimers
Taramellite64.3.1.1Ba4(Fe3+,Ti,Fe2+,Mg)4(B2Si8O27)O2Clx
Titantaramellite64.3.1.2Ba4(Ti,Fe3+,Fe2+,Mg)4(B2Si8O27)O2Clx
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Aegirine65.1.3c.2NaFe3+Si2O6
Diopside65.1.3a.1CaMgSi2O6
Enstatite65.1.2.1Mg2Si2O6
Jadeite65.1.3c.1Na(Al,Fe3+)Si2O6
Omphacite65.1.3b.1(NaaCabFe2+cMgd)(AleFe3+fFe2+gMgh)Si2O6
Single-Width Unbranched Chains, W=1 with chains P=3
Pectolite65.2.1.4aNaCa2Si3O8(OH)
Serandite65.2.1.5NaMn2+2Si3O8(OH)
Wollastonite65.2.1.1cCaSiO3
Single-Width Unbranched Chains, W=1 with chains P=5
Rhodonite65.4.1.1CaMn3Mn[Si5O15]
Santaclaraite (TL)65.4.2.1CaMn4[Si5O14OH](OH) · H2O
Group 66 - INOSILICATES Double-Width,Unbranched Chains,(W=2)
Amphiboles - Mg-Fe-Mn-Li subgroup
Anthophyllite66.1.2.1◻{Mg2}{Mg5}(Si8O22)(OH)2
Glaucophane66.1.3c.1◻[Na2][Mg3Al2]Si8O22(OH)2
Tremolite66.1.3a.1◻{Ca2}{Mg5}(Si8O22)(OH)2
Amphiboles - Ca-Na subgroup
Inesite66.3.3.1Ca2(Mn,Fe)7Si10O28(OH)2 · 5H2O
Xonotlite66.3.1.1Ca6(Si6O17)(OH)2
Group 69 - INOSILICATES Chains with Side Branches or Loops
Chains with Side Branches or Loops with P>2
Deerite69.2.3.3(Fe,Mn)6(Fe,Al)3[Si6O17]O3(OH)5
Howieite69.2.3.1Na(Fe,Mn)10(Fe,Al)2Si12O31(OH)13
Taneyamalite69.2.3.2(Na,Ca)(Mn,Mg,Fe)12Si12(O,OH)44
Group 70 - INOSILICATES Column or Tube Structures
Column or Tube Structures with linked chains forming cages
Neptunite70.4.1.1Na2KLiFe2+2Ti2Si8O24
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 1:1 layers
Amesite71.1.2c.1Mg2Al(AlSiO5)(OH)4
Antigorite71.1.2a.1Mg3(Si2O5)(OH)4
Berthierine71.1.2c.2(Fe2+,Fe3+,Al)3(Si,Al)2O5(OH)4
Caryopilite71.1.2b.1Mn2+3Si2O5(OH)4
Chrysotile71.1.5.1Mg3(Si2O5)(OH)4
'Clinochrysotile'71.1.2d.1
Lizardite71.1.2b.2Mg3(Si2O5)(OH)4
Neotocite71.1.5.4(Mn,Fe,Mg)SiO3 · H2O
Népouite71.1.2b.3(Ni,Mg)3(Si2O5)(OH)4
Pecoraite71.1.2d.4Ni3(Si2O5)(OH)4
Sheets of 6-membered rings with 2:1 layers
'Glauconite'71.2.2a.5(K,Na)(Fe3+,Al,Mg)2(Si,Al)4O10(OH)2
Margarite71.2.2c.1CaAl2(Al2Si2O10)(OH)2
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
var. Illite71.2.2d.2K0.65Al2.0[Al0.65Si3.35O10](OH)2
Pyrophyllite71.2.1.1Al2Si4O10(OH)2
Talc71.2.1.3Mg3Si4O10(OH)2
Vermiculite71.2.2d.3Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Sheets of 6-membered rings with 2:1 clays
Beidellite71.3.1a.1(Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O
Montmorillonite71.3.1a.2(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Saponite71.3.1b.2Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Stevensite71.3.1b.6(Ca,Na)xMg3-x(Si4O10)(OH)2
Sheets of 6-membered rings interlayered 1:1, 2:1, and octahedra
Clinochlore71.4.1.4Mg5Al(AlSi3O10)(OH)8
Corrensite71.4.2.5(Mg,Fe)9((Si,Al)8O20)(OH)10 · nH2O
Nimite71.4.1.5(Ni,Mg,Al)6((Si,Al)4O10)(OH)8
Group 72 - PHYLLOSILICATES Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings
Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings with 4-membered rings
Prehnite72.1.3.1Ca2Al2Si3O10(OH)2
Group 74 - PHYLLOSILICATES Modulated Layers
Modulated Layers with joined islands
Ganophyllite74.1.2.1(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
Parsettensite74.1.3.1(K,Na,Ca)7.5(Mn,Mg)49Si72O168(OH)50 · nH2O
Stilpnomelane74.1.1.1(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Modulated Layers with joined strips
Chrysocolla74.3.2.1Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Sepiolite74.3.1b.1Mg4(Si6O15)(OH)2 · 6H2O
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Cristobalite75.1.1.1SiO2
Quartz75.1.3.1SiO2
Si Tetrahedral Frameworks - SiO2 with H2O and organics
Melanophlogite75.2.2.146SiO2 · 6(N2,CO2) · 2(CH4,N2)
Opal75.2.1.1SiO2 · nH2O
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
Banalsite76.1.6.1Na2BaAl4Si4O16
Orthoclase76.1.1.1K(AlSi3O8)
Al-Si Framework Feldspathoids and related species
Nepheline76.2.1.2Na3K(Al4Si4O16)
Group 77 - TECTOSILICATES Zeolites
Zeolite group - True zeolites
Analcime77.1.1.1Na(AlSi2O6) · H2O
Harmotome77.1.3.5(Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] · 12H2O
Laumontite77.1.1.4CaAl2Si4O12 · 4H2O
Mordenite77.1.6.1(Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
Natrolite77.1.5.1Na2Al2Si3O10 · 2H2O
Group 78 - Unclassified Silicates
Miscellaneous
Cymrite78.1.3.1BaAl2Si2(O,OH)8 · H2O
Bementite78.5.2.1Mn7Si6O15(OH)8
Unclassified Minerals, Mixtures, etc.
''-
Actinolite-◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22OH2
Agardite-(La)-LaCu6(AsO4)3(OH)6 · 3H2O
'Almandine-Pyrope Series'-
Alumohydrocalcite
var. Chromium-bearing Alumohydrocalcite
-Ca(Al,Cr)2(CO3)2(OH)4 · 4H2O
'Anauxite'-
Andradite
var. Demantoid
-Ca3Fe3+2(SiO4)3
var. Melanite-Ca3Fe3+2(SiO4)3
var. Topazolite-Ca3Fe3+2(SiO4)3
Antigorite
var. Williamsite
-Mg3(Si2O5)(OH)4
'Apatite'-Ca5(PO4)3(Cl/F/OH)
'var. Apatized Wood'-Ca5(PO4)3(Cl/F/OH)
'var. Collophane'-Ca5(PO4)3(Cl/F/OH)
Aragonite-CaCO3
'Asbestos'-
Aurivilliusite (TL)-[Hg2]2+Hg2+2(I,Br,Cl)2O2
'Barkevikite' ?-
'CCUK-12'-Hg-O-I-(Cl,Br)
'CCUK-13'-Hg-Si-O
'CCUK-14'-Hg-Si-O
'CCUK-15'-Hg+10Hg2+3O6I2(Cl,Br)2
'CCUK-18'-Hg2+2N(I,Cl,Br).H2O
'CCUK-8'-Hg-CrO4-S-nH2O ?
Calcite
var. Sand-Calcite
-CaCO3
'Chlorite Group'-
'Chrome-Spinel (of Dana)'-
'Clays'-
Clearcreekite (TL)-[Hg2]2+3[CO3]2(OH)2 · 4H2O
Clinochlore
var. Chromium-bearing Clinochlore
-Mg5(Al,Cr)2Si3O10(OH)8
var. Pennine-Mg5Al(AlSi3O10)(OH)8
var. Sheridanite-(Mg,Al,Fe)6(Si,Al)4O10(OH)8
'Clinoptilolite'-$m3-6(Si30Al6)O72 · 20H2O
'Clinopyroxene Subgroup'-
'Crossite'-
Dawsonite
var. Chromium-bearing Dawsonite
-Na(Al,Cr)CO3(OH)2
'Deweylite'-Mg4Si3O10 · 6H2O ?
Diopside
var. Diallage
-CaMgSi2O6
Enstatite
var. Bronzite
-(Mg,Fe2+)2[SiO3]2
'Fayalite-Forsterite Series'-
'Feldspar Group'-
Ferri-winchite-◻[CaNa][Mg4(Fe3+,Al)]Si8O22(OH)2
'Ferro-actinolite-Tremolite Series'-
Ferro-hornblende-◻Ca2(Fe2+4Al)(Si7Al)O22(OH)2
Fluorapatite
var. Strontium-bearing Apatite
-(Ca,Sr)5(PO4)3F
Gageite-Mn21(Si4O12)2O3(OH)20
Gaildunningite (TL)-Hg2+3[NHg2+2]18(Cl,I,OH,Br,S)24
'Garnet Group'-X3Z2(SiO4)3
'Garnierite' ?-
'Grossular-Hibschite Series'-
Grunerite-◻{Fe2+2}{Fe2+5}(Si8O22)(OH)2
Gypsum
var. Satin Spar Gypsum
-CaSO4 · 2H2O
'Heulandite'-
'Hornblende'-
'K Feldspar'-
'var. Adularia'-KAlSi3O8
Kaolinite-Al2(Si2O5)(OH)4
'Limonite'-(Fe,O,OH,H2O)
Magnesio-hornblende-◻Ca2(Mg4Al)(Si7Al)O22(OH)2
Magnesite
var. Iron-bearing Magnesite
-(Mg,Fe)CO3
'Manganese Oxides'-
Melanterite
var. Copper-bearing Melanterite
-(Fe,Cu)SO4 · 7H2O
Metacinnabar
var. Selenian Metacinnabar
-Hg(S,Se)
Muscovite
var. Phengite
-KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
'Orbicular Jasper'-
'Psilomelane'-Mn, O
'Pumpellyite'-
'Pyroxene Group'-
Quartz
var. Agate
-SiO2
var. Amethyst-SiO2
var. Chalcedony-SiO2
var. Citrine-SiO2
var. Iris Agate-SiO2
var. Jasper-SiO2
var. Myrickite-SiO2
Riebeckit