Klamath Mts, Shasta Co., California, USAi

Regional Level Types
Klamath Mts	Mountain Range
Shasta Co.	County
California	State
USA	Country

Commodity List

Mineral List

Rock Types Recorded

Detailed Mineral List:

ⓘ '' Localities:

ⓘ Acanthite Formula: Ag2S Locality: Big Dyke Mine (Big Dike Mine; Edna claim; Little Dyke claim; Alta claim; Helen claim; Dyke claim; Extension claim; Big Dyke claim), Grouse Mountain, South Fork Silver District, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: Laizure, Clyde McK (1921), Redding field division: California Mining Bureau. Report 17: 526; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 85, 364.

ⓘ Aluminocopiapite Formula: Al2/3Fe3+4(SO4)6(OH)2 · 20H2O Locality: Richmond ore body, Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: Jamieson, H. E., Robinson, C., Alpers, C. N., McCleskey, R. B., Nordstrom, D. K., & Peterson, R. C. (2005). Major and trace element composition of copiapite-group minerals and coexisting water from the Richmond mine, Iron Mountain, California. Chemical Geology, 215(1), 387-405.

ⓘ Analcime Formula: Na(AlSi2O6) · H2O Locality: East of Round Mountain (Road to Terrys Mill), Round Mountain, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Description: Occurs in an amygdaloidal basalt. Reference: Melhase, John (1934), A diversity of many fine minerals available in California for collectors: Oregon Mineralogist: 2(6): 1; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 72, 127, 277; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 381.

ⓘ Anhydrite Formula: CaSO4 Localities: Bully Hill Mine (Shasta Zinc and Copper Mine; Bully Hill-Rising Star Mine; Copper City Mine; Rising Star Mine; Delamar Mine; Shasta Zinc and Copper Mine), Bully Hill, Bully Hill, Bully Hill District (Winthrop District), East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Rising Star Mine (Anchor lode), Bully Hill, Bully Hill, Bully Hill District (Winthrop District), East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ Anthophyllite Formula: ☐{Mg2}{Mg5}(Si8O22)(OH)2 Localities: Shasta Iron Company group (Shasta Iron Mine and California Consolidated Mine), Heroult, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Stock Asbestos Mine, Sims Station, Klamath Mts, Shasta Co., California, USA Sylvester Mine (Sliverstar prospect; Sylvester Amphibole Asbetos Mine), Sims Station, Klamath Mts, Shasta Co., California, USA

ⓘ Antigorite Formula: Mg3(Si2O5)(OH)4 Locality: Shasta Iron Company group (Shasta Iron Mine and California Consolidated Mine), Heroult, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.

ⓘ Antlerite Formula: Cu3(SO4)(OH)4 Locality: Old Mine ore body (Old Man ore body), Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Description: Occurs as coatings on fractures. Reference: Kinkel, Arthur Rudolph, Jr., Wayne E. Hall & J.P. Albers (1956) Geology and base metal deposits of west Shasta copper-zinc district, Shasta County, California: USGS PP 285, 156 pp.: 89; 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: 298.

ⓘ Arsenopyrite Formula: FeAsS Localities: Mammoth Mine (Mammoth Copper Company; Anderson Mine; Mayflower Mine; Sheridan Mine; Gillispie Mine), Copper Crest group, Mammoth Butte, Backbone District, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Sybil Mine (Shasta Hills Mine; Anaconda Mine; Accident Mine), Deadwood area, French Gulch Mining District, Klamath Mts, Shasta Co., California, USA Three Sisters Mine (Three Sisters veins), French Gulch, French Gulch Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ 'Asbestos' Localities: Reported from at least 8 localities in this region.

ⓘ Augite Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6 Locality: Black Diamond Mine (Black Diamond group; Black Diamond 1), Gray Rocks, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10077530.

ⓘ Azurite Formula: Cu3(CO3)2(OH)2 Localities: Afterthought Mine, Ingot, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Bully Hill, Bully Hill, Bully Hill District (Winthrop District), East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Bully Hill Mine (Shasta Zinc and Copper Mine; Bully Hill-Rising Star Mine; Copper City Mine; Rising Star Mine; Delamar Mine; Shasta Zinc and Copper Mine), Bully Hill, Bully Hill, Bully Hill District (Winthrop District), East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Greenhorn Mine (Greenhorn vein; Willow Creek Mines Inc.; Warren Brothers), French Gulch, French Gulch Mining District, Klamath Mts, Shasta Co., California, USA JCL Mine (J.C.L. Mine), Sugarloaf [1], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

Baryte The Glidden Company deposit, Castle Crag, Klamath Mts, Shasta Co., California, USA ⓘ Baryte Formula: BaSO4 Localities: Reported from at least 20 localities in this region.

ⓘ Bementite Formula: Mn7Si6O15(OH)8 Locality: Goat Camp claim, Dead Horse Ridge, Harrison Gulch Mining District, Klamath Mts, Shasta Co., California, USA Reference: Trask, Parker Davies, Ivan F. Wilson & F.S. Simons (1943), Manganese deposits of California – a summary report: California Division Mines Bulletin 125: 182; Trask, Parker Davies (1950) Geologic description of the manganese deposits of California. California Division of Mines Bulletin 152, 378 pp.: 266; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 214, 413.

ⓘ 'Biotite' Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2 Locality: Hoboe Mine, French Gulch, French Gulch Mining District, Klamath Mts, Shasta Co., California, USA Description: Occurs in dacite. Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10034432.

ⓘ Bornite Formula: Cu5FeS4 Localities: Reported from at least 11 localities in this region.

ⓘ Calcite Formula: CaCO3 Localities: Reported from at least 14 localities in this region.

ⓘ Cerussite Formula: PbCO3 Locality: Silverfalls - Chicago Consolidated Mine (Chicago claim; Silver Falls Mine; Chicago Consolidated property; Pillchunck claim; Union claim; Cold Spring claim; Richmond claim; Madison claim), Igo (South Fork), South Fork Silver District, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: Blake, Wm. P. (1867b), Mineralogical notices II: American Journal of Science, 2nd. series: 43: 124-125; Hanks, Henry Garber (1885), Fifth report of the State Mineralogist: California Mining Bureau Report 5, 235 pp.: 125; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 126, 305, 364.

ⓘ 'Chabazite' Locality: East of Round Mountain (Road to Terrys Mill), Round Mountain, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: Melhase, John (1934), A diversity of many fine minerals available in California for collectors: Oregon Mineralogist: 2(6): 1; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 72, 127, 277; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 381.

ⓘ Chalcanthite Formula: CuSO4 · 5H2O Locality: Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: Nordstrom, D. K. and Alpers, C. N. (1999): Negative pH, efflorescent mineralogy, and consequences for environmental restauration at the Iron Mountain Superfund site, California. Proc. Natl. Acad. Sci., USA 96, 3455-3462.

ⓘ Chalcocite Formula: Cu2S Localities: Reported from at least 15 localities in this region.

Chalcopyrite, etc. Afterthought Mine, Ingot, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA ⓘ Chalcopyrite Formula: CuFeS2 Localities: Reported from at least 61 localities in this region.

ⓘ Chalcopyrite var: Blister Copper Formula: CuFeS2 Locality: Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: Logan, Clarence August (1918), Platinum and allied metals in California: California Mining Bureau. Bulletin 85, 120 pp.: 93; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 43.

ⓘ 'Chlorite Group' Localities: Balaklala Mine (Windy Camp Mine), Sugarloaf Mountain [3], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Bully Hill District (Winthrop District), East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Mammoth Mine (Mammoth Copper Company; Anderson Mine; Mayflower Mine; Sheridan Mine; Gillispie Mine), Copper Crest group, Mammoth Butte, Backbone District, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA West End Mine (Spanish Mine), Whiskeytown, Whiskeytown Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ Chromite Formula: Fe2+Cr3+2O4 Localities: Reported from at least 13 localities in this region.

ⓘ Chrysocolla Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O Locality: Greenhorn Mine (Greenhorn vein; Willow Creek Mines Inc.; Warren Brothers), French Gulch, French Gulch Mining District, Klamath Mts, Shasta Co., California, USA Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.

ⓘ Chrysotile Formula: Mg3(Si2O5)(OH)4 Localities: Stock Asbestos Mine, Sims Station, Klamath Mts, Shasta Co., California, USA Blas Corporation deposit, Rattlesnake Hill, Klamath Mts, Shasta Co., California, USA Unspecified Asbestos occurrence [1], Sims Station, Klamath Mts, Shasta Co., California, USA

ⓘ Cinnabar Formula: HgS Locality: Clover Creek Mine (Clover Creek Cinnabar Mine), Oak Run, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.

Clinochlore Castle Crag, Klamath Mts, Shasta Co., California, USA ⓘ Clinochlore Formula: Mg5Al(AlSi3O10)(OH)8 Locality: Forest Queen Mine (Union Forest Queen Mine; Bull Dog Mine; North Star No. 1 Mine; Rattlesnake Mine; Black Bird Mine; Grey Eagle; Gray Eagle claim; Mammoth claim), Rattlesnake Hill, Klamath Mts, Shasta Co., California, USA Description: Common along fracture lines in the ore. Reference: Wells, F.G. and Hawkes, H.E. (1965) Chromite deposits of Shasta, Tehama, Trinity and Humboldt counties, California. California Division Mines and Geology Bulletin 134, part 1, chapter 3: 146-158; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 435.

ⓘ Clinochlore var: Chromian Clinochlore Formula: Mg5(Al,Cr)2Si3O10(OH)8 Locality: Forest Queen Mine (Union Forest Queen Mine; Bull Dog Mine; North Star No. 1 Mine; Rattlesnake Mine; Black Bird Mine; Grey Eagle; Gray Eagle claim; Mammoth claim), Rattlesnake Hill, Klamath Mts, Shasta Co., California, USA Description: Common along fracture lines in the ore. Reference: Wells, F.G. and Hawkes, H.E. (1965) Chromite deposits of Shasta, Tehama, Trinity and Humboldt counties, California. California Division Mines and Geology Bulletin 134, part 1, chapter 3: 146-158; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 435.

ⓘ Copiapite Formula: Fe2+Fe3+4(SO4)6(OH)2 · 20H2O Localities: Richmond ore body, Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA ? (more information)

Copper, etc. Bully Hill Mine, Bully Hill, Bully Hill, Bully Hill District, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA ⓘ Copper Formula: Cu Localities: Reported from at least 9 localities in this region.

ⓘ 'Copper Stain' Locality: Canyon Creek prospect (Consolidated Copper Company), Oak Mountain, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10033807.

ⓘ Coquimbite Formula: Fe2-xAlx(SO4)3 · 9H2O, x ~0.5 Localities: Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Richmond ore body, Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ Covellite Formula: CuS Localities: Reported from at least 6 localities in this region.

ⓘ Cuprite Formula: Cu2O Locality: Greenhorn Mine (Greenhorn vein; Willow Creek Mines Inc.; Warren Brothers), French Gulch, French Gulch Mining District, Klamath Mts, Shasta Co., California, USA Reference: Tucker, W. Burling (1924b), Copper resources of Shasta County: California Mining Bureau. Report 20: 428; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 182.

ⓘ Digenite Formula: Cu9S5 Localities: Afterthought Mine, Ingot, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Mammoth Mine (Mammoth Copper Company; Anderson Mine; Mayflower Mine; Sheridan Mine; Gillispie Mine), Copper Crest group, Mammoth Butte, Backbone District, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ Dolomite Formula: CaMg(CO3)2 Localities: Blackstone Mine, Monarch Mountain, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Afterthought Mine, Ingot, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Donkey Mine, Ingot, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Sugar Loaf Mine, Sugarloaf [4], East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ Epidote Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH) Localities: Hirz Mountain Mine (Jennings group), Hirz Mountain, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Bully Hill District (Winthrop District), East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Haley group (Minnie Haley group; Endless Chain A; Kane and Wilber group; Potter; Endless Chain and Missing Link), North Gray Rocks, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ 'Fayalite-Forsterite Series' Localities: Little Castle Creek Mine area, Castle Crag, Klamath Mts, Shasta Co., California, USA Forest Queen Mine (Union Forest Queen Mine; Bull Dog Mine; North Star No. 1 Mine; Rattlesnake Mine; Black Bird Mine; Grey Eagle; Gray Eagle claim; Mammoth claim), Rattlesnake Hill, Klamath Mts, Shasta Co., California, USA

ⓘ 'Feldspar Group' Locality: Advance Consolidated Mine (Inca Mine; Rickard Mine), French Ridge, Dog Creek Mining District, Klamath Mts, Shasta Co., California, USA Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.

ⓘ Ferrimolybdite Formula: Fe2(MoO4)3 · nH2O Localities: Boulder Creek Mine (Schlosser Mine), Gibson, Klamath Mts, Shasta Co., California, USA Unspecified Mo occurrence [1], Hazel Creek, Sims Station, Klamath Mts, Shasta Co., California, USA

ⓘ Freibergite Formula: (Ag,Cu,◻)10Fe2+2Sb4S12◻ Localities: Big Dyke Mine (Big Dike Mine; Edna claim; Little Dyke claim; Alta claim; Helen claim; Dyke claim; Extension claim; Big Dyke claim), Grouse Mountain, South Fork Silver District, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Climax Mine, Petty Butte, South Fork Silver District, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Continental Mine, Grouse Mountain, South Fork Silver District, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Silverfalls - Chicago Consolidated Mine (Chicago claim; Silver Falls Mine; Chicago Consolidated property; Pillchunck claim; Union claim; Cold Spring claim; Richmond claim; Madison claim), Igo (South Fork), South Fork Silver District, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA White Star Mine (White Star group; White Star Silver group; Crystal), Petty Butte, South Fork Silver District, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ Galena Formula: PbS Localities: Reported from at least 30 localities in this region.

ⓘ Galena var: Argentiferous Galena Formula: PbS Locality: Bully Hill Mine (Shasta Zinc and Copper Mine; Bully Hill-Rising Star Mine; Copper City Mine; Rising Star Mine; Delamar Mine; Shasta Zinc and Copper Mine), Bully Hill, Bully Hill, Bully Hill District (Winthrop District), East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: Albers, J.P. (1953), Geology and ore deposits of the Afterthought mine, Shasta County, California: California Division Mines & Geology Special Report 29: 17; Lydon, Philip Andrew and O’Brien, J.C. (1974) Mines and mineral resources of Shasta County, California. California Division of Mines and Geology County Report 6, 154 pp.: 31-33; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 135, 228.; A.I.M.E. Transactions: 48: 67-117 (1915)]: 98

ⓘ 'Garnet Group' Formula: X3Z2(SiO4)3 Localities: Black Diamond Mine (Black Diamond group; Black Diamond 1), Gray Rocks, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Hirz Mountain Mine (Jennings group), Hirz Mountain, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA McCloud River, Klamath Mts, Shasta Co., California, USA

ⓘ Gold Formula: Au Localities: Reported from at least 240 localities in this region.

ⓘ Goslarite Formula: ZnSO4 · 7H2O Locality: Bully Hill District (Winthrop District), East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: A.I.M.E. Transactions: 48: 67-117 (1915)]: 98

ⓘ Greenockite Formula: CdS Localities: Balaklala Mine (Windy Camp Mine), Sugarloaf Mountain [3], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Mammoth Mine (Mammoth Copper Company; Anderson Mine; Mayflower Mine; Sheridan Mine; Gillispie Mine), Copper Crest group, Mammoth Butte, Backbone District, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ Gypsum Formula: CaSO4 · 2H2O Localities: Bully Hill Mine (Shasta Zinc and Copper Mine; Bully Hill-Rising Star Mine; Copper City Mine; Rising Star Mine; Delamar Mine; Shasta Zinc and Copper Mine), Bully Hill, Bully Hill, Bully Hill District (Winthrop District), East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Rising Star Mine (Anchor lode), Bully Hill, Bully Hill, Bully Hill District (Winthrop District), East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ Halotrichite Formula: FeAl2(SO4)4 · 22H2O Locality: Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: Nordstrom, D. K. and Alpers, C. N. (1999): Negative pH, efflorescent mineralogy, and consequences for environmental restauration at the Iron Mountain Superfund site, California. Proc. Natl. Acad. Sci., USA 96, 3455-3462.; Majzlan, J., Alpers, C. N., Koch, C. B., McCleskey, R. B., Myneni, S. C., & Neil, J. M. (2011). Vibrational, X-ray absorption, and Mössbauer spectra of sulfate minerals from the weathered massive sulfide deposit at Iron Mountain, California. Chemical Geology, 284(3), 296-305.

ⓘ Hedenbergite Formula: CaFe2+Si2O6 Localities: Black Diamond Mine (Black Diamond group; Black Diamond 1), Gray Rocks, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Potter Creek (Potters Creek), North Gray Rocks, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Heroult, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ Hematite Formula: Fe2O3 Localities: Reported from at least 7 localities in this region.

ⓘ Hematite var: Specularite Formula: Fe2O3 Localities: Blackstone Mine, Monarch Mountain, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ Hessite Formula: Ag2Te Locality: Minnesota Mine (Rattler Mine; Shearer and Rattler Mine), Newtown, Old Diggings Mining District, Klamath Mts, Shasta Co., California, USA Reference: Irelan, William, Jr. (1890a), Ninth annual report of the State Mineralogist: California Mining Bureau. Report 9, 352 pp.: 47; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 109.

ⓘ Idaite Formula: Cu5FeS6 Locality: Mammoth Mine (Mammoth Copper Company; Anderson Mine; Mayflower Mine; Sheridan Mine; Gillispie Mine), Copper Crest group, Mammoth Butte, Backbone District, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10310642.

ⓘ Ilmenite Formula: Fe2+TiO3 Locality: Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Habit: Platy Description: Occurs as tiny, irregular plates intergrown with magnetite. Reference: Kinkel, Arthur Rudolph, Jr., Wayne E. Hall & J.P. Albers (1956) Geology and base metal deposits of west Shasta copper-zinc district, Shasta County, California: USGS PP 285, 156 pp.: 86; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 174.

ⓘ Ilsemannite Formula: Mo3O8 · nH2O Locality: Boulder Creek Mine (Schlosser Mine), Gibson, Klamath Mts, Shasta Co., California, USA Colour: Blue Description: Occurs as bklue zones surrounding molybdenite. Reference: Cook, C.W. (1922), A new occurrence of ilsemannite (Gibson, Shasta County, California): American Journal of Science, 5th. Series: 4: 50-52; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 186, 227; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 341.

ⓘ Ilvaite Formula: CaFe3+Fe2+2(Si2O7)O(OH) Localities: Potter Creek (Potters Creek), North Gray Rocks, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Shasta Iron Company group (Shasta Iron Mine and California Consolidated Mine), Heroult, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ Inyoite Formula: Ca(H4B3O7)(OH) · 4H2O Locality: Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10216041.

ⓘ Jarosite Formula: KFe3+ 3(SO4)2(OH)6 Localities: Bully Hill Mine (Shasta Zinc and Copper Mine; Bully Hill-Rising Star Mine; Copper City Mine; Rising Star Mine; Delamar Mine; Shasta Zinc and Copper Mine), Bully Hill, Bully Hill, Bully Hill District (Winthrop District), East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Richmond ore body, Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ Kaolinite Formula: Al2(Si2O5)(OH)4 Locality: Pit River Consolidated Mines (Pit River Mine), Heroult, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10077528.

ⓘ Kornelite Formula: Fe2(SO4)3 · 7H2O Locality: Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: Majzlan, J., Alpers, C. N., Koch, C. B., McCleskey, R. B., Myneni, S. C., & Neil, J. M. (2011). Vibrational, X-ray absorption, and Mössbauer spectra of sulfate minerals from the weathered massive sulfide deposit at Iron Mountain, California. Chemical Geology, 284(3), 296-305.

ⓘ Lepidocrocite Formula: γ-Fe3+O(OH) Locality: Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: Palache, C., Berman, H. & Frondel, C. (1944), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume I. John Wiley and Sons, Inc., New York. 7th edition, revised and enlarged, 834pp.: 644; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 163.

ⓘ 'Limonite' Formula: (Fe,O,OH,H2O) Localities: Brushy Canyon group, Green Mountain, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Cowboy occurrence (Abe Lincoln), Sugarloaf [4], East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Hirz Mountain Mine (Jennings group), Hirz Mountain, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Bully Hill, Bully Hill, Bully Hill District (Winthrop District), East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ Luzonite Formula: Cu3AsS4 Localities: Afterthought Mine, Ingot, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Rising Star Mine (Anchor lode), Bully Hill, Bully Hill, Bully Hill District (Winthrop District), East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ Maghemite Formula: (Fe3+0.67◻0.33)Fe3+2O4 Locality: Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Description: Occurs in gossan. Reference: Sosman, Robert Browning & E. Posnjak (1925), Ferromagnetic ferric oxide, artificial and natural: Journal of the Washington Academy of Science: 15: 332; Newhouse, Walter Harry & J.P. Glass (1936), Some physical properties of certain iron oxides: Economic Geology: 31: 701; Kinkel, Arthur Rudolph, Jr. & J.P. Albers (1951), Geology of the massive sulphide deposits at Iron Mountain, Shasta County, California: California Division Mines Special Report 14: 9; Kinkel, Arthur Rudolph, Jr., Wayne E. Hall & J.P. Albers (1956) Geology and base metal deposits of west Shasta copper-zinc district, Shasta County, California: USGS PP 285, 156 pp.: 119.

ⓘ Magnesiochromite Formula: MgCr2O4 Localities: Coggins Mine, Castella, Klamath Mts, Shasta Co., California, USA County Line claim (Wildcat Creek claim), Rattlesnake Hill, Klamath Mts, Shasta Co., California, USA Forest Queen Mine (Union Forest Queen Mine; Bull Dog Mine; North Star No. 1 Mine; Rattlesnake Mine; Black Bird Mine; Grey Eagle; Gray Eagle claim; Mammoth claim), Rattlesnake Hill, Klamath Mts, Shasta Co., California, USA Shotgun Creek Mine (Gill Mine; Primm and Dougherty group; Noble Electric Steel Company property), Sims Station, Klamath Mts, Shasta Co., California, USA

ⓘ Magnesiocopiapite Formula: MgFe3+4(SO4)6(OH)2 · 20H2O Locality: Richmond ore body, Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: Jamieson, H. E., Robinson, C., Alpers, C. N., McCleskey, R. B., Nordstrom, D. K., & Peterson, R. C. (2005). Major and trace element composition of copiapite-group minerals and coexisting water from the Richmond mine, Iron Mountain, California. Chemical Geology, 215(1), 387-405.

ⓘ Magnetite Formula: Fe2+Fe3+2O4 Localities: Reported from at least 11 localities in this region.

ⓘ Malachite Formula: Cu2(CO3)(OH)2 Localities: Reported from at least 7 localities in this region.

ⓘ Manganite Formula: Mn3+O(OH) Locality: Murray Mine, Keswick, Shasta Mining District, Klamath Mts, Shasta Co., California, USA Description: Occurs as minute crystals in cavities and fractures in quartz. Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 254.

ⓘ Melanterite Formula: Fe2+(H2O)6SO4 · H2O Localities: Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Richmond ore body, Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ Mercury Formula: Hg Locality: Clover Creek Mine (Clover Creek Cinnabar Mine), Oak Run, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.

ⓘ Molybdenite Formula: MoS2 Locality: Boulder Creek Mine (Schlosser Mine), Gibson, Klamath Mts, Shasta Co., California, USA Description: Occurs as a considerable deposit hosted in aplite or alaskite. Reference: Trask, John Boardman (1856), Report on the geology of northern and southern California: California Legislature, 7th. session, Ap. to Jour. S. Doc. 14, 66 pp.: 50; Cook, C.W. (1922), A new occurrence of ilsemannite (Gibson, Shasta County, California): American Journal of Science, 5th. Series: 4: 50-52; Hamilton, Fletcher McNab & Lloyd L. Root (1923), Nineteenth report of the State Mineralogist: California Mining Bureau. Report 19; 258 pp.: 126; Averill, Charles V. (1939), Mineral resources of Shasta County: California Journal of Mines and Geology, California Division of Mines (Report 35): 35(2): 168-169; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 270; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 81, 341.

ⓘ Muscovite Formula: KAl2(AlSi3O10)(OH)2 Localities: Reported from at least 10 localities in this region.

ⓘ Muscovite var: Sericite Formula: KAl2(AlSi3O10)(OH)2 Localities: Reported from at least 10 localities in this region.

ⓘ Natrolite Formula: Na2Al2Si3O10 · 2H2O Locality: East of Round Mountain (Road to Terrys Mill), Round Mountain, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Description: Occurs in basalt. Reference: Melhase, John (1934), A diversity of many fine minerals available in California for collectors: Oregon Mineralogist: 2(6): 1; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 72, 127, 277; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 381.

ⓘ Nickeline Formula: NiAs Locality: Shotgun Creek Mine (Gill Mine; Primm and Dougherty group; Noble Electric Steel Company property), Sims Station, Klamath Mts, Shasta Co., California, USA Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10261998.

ⓘ Opal Formula: SiO2 · nH2O Locality: Pit River Consolidated Mines (Pit River Mine), Heroult, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10077528.

ⓘ Osmium Formula: (Os,Ir,Ru) Locality: Olympia Placer Mine, Platina, Harrison Gulch Mining District, Klamath Mts, Shasta Co., California, USA Description: Placer material. Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10286939; U.S. Bureau of Mines, Western Field Operations Center (WFOC), Minerals Information Listing Service (MILS); (MILS-WFOC) production files.

ⓘ Platinum Formula: Pt Localities: Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Shasta Dredging Company placer, Platina, Harrison Gulch Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ 'Platinum-Group Elements' Locality: Beegum Creek placer (Beesum Creek), Platina, Harrison Gulch Mining District, Klamath Mts, Shasta Co., California, USA Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10038066.

ⓘ Proustite Formula: Ag3AsS3 Locality: Silverfalls - Chicago Consolidated Mine (Chicago claim; Silver Falls Mine; Chicago Consolidated property; Pillchunck claim; Union claim; Cold Spring claim; Richmond claim; Madison claim), Igo (South Fork), South Fork Silver District, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: Hanks, Henry Garber (1884), Fourth report of the State Mineralogist: California Mining Bureau. Report 4, 410 pp.: 314; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 296.

ⓘ 'Psilomelane' Formula: Mn, O Localities: Blackies Hill claims (Nigger Hill claims), Lookout Peak, Klamath Mts, Shasta Co., California, USA Pit River Consolidated Mines (Pit River Mine), Heroult, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ Pyrargyrite Formula: Ag3SbS3 Locality: Igo (South Fork), South Fork Silver District, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Description: Occurs in small amounts. Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 301.

ⓘ Pyrite Formula: FeS2 Localities: Reported from at least 83 localities in this region.

ⓘ Pyrolusite Formula: Mn4+O2 Localities: Gambrinus Mine (Shasta Monarch Mining Company), Whiskeytown, Whiskeytown Mining District, Klamath Mts, Shasta Co., California, USA Blackies Hill claims (Nigger Hill claims), Lookout Peak, Klamath Mts, Shasta Co., California, USA Pit River Consolidated Mines (Pit River Mine), Heroult, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ Pyromorphite Formula: Pb5(PO4)3Cl Locality: Silverfalls - Chicago Consolidated Mine (Chicago claim; Silver Falls Mine; Chicago Consolidated property; Pillchunck claim; Union claim; Cold Spring claim; Richmond claim; Madison claim), Igo (South Fork), South Fork Silver District, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: Blake, Wm. P. (1867b), Mineralogical notices II: American Journal of Science, 2nd. series: 43: 124-125; Hanks, Henry Garber (1885), Fifth report of the State Mineralogist: California Mining Bureau Report 5, 235 pp.: 125; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 126, 305, 364.

ⓘ 'Pyroxene Group' Localities: Forest Queen Mine (Union Forest Queen Mine; Bull Dog Mine; North Star No. 1 Mine; Rattlesnake Mine; Black Bird Mine; Grey Eagle; Gray Eagle claim; Mammoth claim), Rattlesnake Hill, Klamath Mts, Shasta Co., California, USA Shotgun Creek Mine (Gill Mine; Primm and Dougherty group; Noble Electric Steel Company property), Sims Station, Klamath Mts, Shasta Co., California, USA

ⓘ Pyrrhotite Formula: Fe7S8 Localities: Reported from at least 6 localities in this region.

ⓘ Quartz Formula: SiO2 Localities: Reported from at least 124 localities in this region.

ⓘ Quartz var: Chalcedony Formula: SiO2 Locality: Pit River Consolidated Mines (Pit River Mine), Heroult, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10077528.

ⓘ Quartz var: Jasper Locality: Pit River Consolidated Mines (Pit River Mine), Heroult, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Colour: Bright red Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10077528.

ⓘ Rhodochrosite Formula: MnCO3 Locality: Goat Camp claim, Dead Horse Ridge, Harrison Gulch Mining District, Klamath Mts, Shasta Co., California, USA Reference: Trask, Parker Davies (1950) Geologic description of the manganese deposits of California. California Division of Mines Bulletin 152, 378 pp.: 266; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 214.

ⓘ Rhodonite Formula: Mn2+SiO3 Localities: Goat Camp claim, Dead Horse Ridge, Harrison Gulch Mining District, Klamath Mts, Shasta Co., California, USA Blackies Hill claims (Nigger Hill claims), Lookout Peak, Klamath Mts, Shasta Co., California, USA Victor Mine (Victor claim), Dead Horse Ridge, Harrison Gulch Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ Rhomboclase Formula: (H5O2)Fe3+(SO4)2 · 2H2O Localities: Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Richmond ore body, Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ Römerite Formula: Fe2+Fe3+2(SO4)4 · 14H2O Localities: Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Richmond ore body, Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ Rozenite Formula: FeSO4 · 4H2O Locality: Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: Majzlan, J., Alpers, C. N., Koch, C. B., McCleskey, R. B., Myneni, S. C., & Neil, J. M. (2011). Vibrational, X-ray absorption, and Mössbauer spectra of sulfate minerals from the weathered massive sulfide deposit at Iron Mountain, California. Chemical Geology, 284(3), 296-305.

ⓘ Rutile Formula: TiO2 Locality: Cowboy occurrence (Abe Lincoln), Sugarloaf [4], East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: Econ Geol (1988) 83:588-605

ⓘ Scheelite Formula: Ca(WO4) Localities: Ajax Mine, Shirttail Peak, French Gulch Mining District, Klamath Mts, Shasta Co., California, USA Clear Creek Mine, Mule Mountain, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Milton Mine (Hope South Mine), Kett, Shasta Mining District, Klamath Mts, Shasta Co., California, USA Washington Mine (Washington vein), French Gulch, French Gulch Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ 'Serpentine Subgroup' Formula: D3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn Locality: Shotgun Creek Mine (Gill Mine; Primm and Dougherty group; Noble Electric Steel Company property), Sims Station, Klamath Mts, Shasta Co., California, USA Reference: Wells, F.G. and Hawkes, H.E. (1965) Chromite deposits of Shasta, Tehama, Trinity and Humboldt counties, California. California Division Mines and Geology Bulletin 134, part 1, chapter 3: 146-158; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 158.

ⓘ Siderotil Formula: FeSO4 · 5H2O Locality: Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: Majzlan, J., Alpers, C. N., Koch, C. B., McCleskey, R. B., Myneni, S. C., & Neil, J. M. (2011). Vibrational, X-ray absorption, and Mössbauer spectra of sulfate minerals from the weathered massive sulfide deposit at Iron Mountain, California. Chemical Geology, 284(3), 296-305.

ⓘ 'Silica' Locality: Unnamed Silica occurrence [1], O'Brien, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10232087.

ⓘ Silver Formula: Ag Localities: Reported from at least 10 localities in this region.

ⓘ Sphalerite Formula: ZnS Localities: Reported from at least 34 localities in this region.

ⓘ Stephanite Formula: Ag5SbS4 Locality: Igo (South Fork), South Fork Silver District, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Description: Occurs in calcite-quartz gangue. Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 348.

ⓘ Sulphur Formula: S8 Locality: Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10077593.

ⓘ Szomolnokite Formula: FeSO4 · H2O Localities: Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Richmond ore body, Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

Talc, etc. Ganim Mine, Whiskeytown, Whiskeytown Mining District, Klamath Mts, Shasta Co., California, USA ⓘ Talc Formula: Mg3Si4O10(OH)2 Locality: Ganim Mine (Ganim Gold Mines Company property), Whiskeytown, Whiskeytown Mining District, Klamath Mts, Shasta Co., California, USA Colour: White Description: Good grade. Reference: Logan, Clarence August (1926), El Dorado, Shasta and Trinity Counties: California Mining Bureau. Report 22: 210-211; Kinkel, Arthur Rudolph, Jr., Wayne E. Hall & J.P. Albers (1956) Geology and base metal deposits of west Shasta copper-zinc district, Shasta County, California: USGS PP 285, 156 pp.: 88; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 420.

ⓘ 'Tennantite' Formula: Cu6(Cu4X2)As4S12S Localities: Mammoth Mine (Mammoth Copper Company; Anderson Mine; Mayflower Mine; Sheridan Mine; Gillispie Mine), Copper Crest group, Mammoth Butte, Backbone District, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Golinsky Mine (Little Backbone Mine; Backbone Mine; Golinski Mine), Mammoth Butte, Backbone District, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA ? (more information)

ⓘ 'Tennantite-Tetrahedrite Series' Locality: Rising Star Mine (Anchor lode), Bully Hill, Bully Hill, Bully Hill District (Winthrop District), East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10077524.

ⓘ Tenorite Formula: CuO Locality: Afterthought Mine, Ingot, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Reference: Hanks, Henry Garber (1884), Fourth report of the State Mineralogist: California Mining Bureau. Report 4, 410 pp.: 260; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 361.

ⓘ 'Tetrahedrite' Formula: Cu6(Cu4X2)Sb4S13 Localities: Reported from at least 11 localities in this region.

ⓘ 'Tourmaline' Formula: A(D3)G6(Si6O18)(BO3)3X3Z Locality: Mountain Monarch Mine (Monarch Mountain prospect), Monarch Mountain, West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Colour: Black Description: Occurs in small rosettes. Reference: Ferguson, Henry G. (1914a), Gold lodes of the Weaverville quadrangle, California: USGS Bulletin 540: 43; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 372; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 504.

ⓘ Tremolite Formula: ☐{Ca2}{Mg5}(Si8O22)(OH)2 Locality: Sylvester Mine (Sliverstar prospect; Sylvester Amphibole Asbetos Mine), Sims Station, Klamath Mts, Shasta Co., California, USA Description: Mined commercially. Reference: Rice, S.J. (1957a) Asbestos. California Division of Mines and Geology Bulletin 176: 54; McCulloch, W.C., Oesterling, W.A., Spurck, W.H., & Tischler, M.S. (1964), Minerals for Industry, Northern California, Southern Pacific Company: Vol. II: 172; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 399.

ⓘ Tridymite Formula: SiO2 Locality: East of Round Mountain (Road to Terrys Mill), Round Mountain, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Description: Abundant in vesicular basalts. Reference: Melhase, John (1934), A diversity of many fine minerals available in California for collectors: Oregon Mineralogist: 2(6): 1; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 373.; Melhase, John (1934), A diversity of many fine minerals available in California for collectors: Oregon Mineralogist: 2(6): 1; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 72, 127, 277; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 381.

ⓘ Uvarovite Formula: Ca3Cr2(SiO4)3 Localities: County Line claim (Wildcat Creek claim), Rattlesnake Hill, Klamath Mts, Shasta Co., California, USA Forest Queen Mine (Union Forest Queen Mine; Bull Dog Mine; North Star No. 1 Mine; Rattlesnake Mine; Black Bird Mine; Grey Eagle; Gray Eagle claim; Mammoth claim), Rattlesnake Hill, Klamath Mts, Shasta Co., California, USA Shotgun Creek Mine (Gill Mine; Primm and Dougherty group; Noble Electric Steel Company property), Sims Station, Klamath Mts, Shasta Co., California, USA

ⓘ Voltaite Formula: K2Fe2+5Fe3+3Al(SO4)12 · 18H2O Localities: Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Richmond ore body, Iron Mountain Mine (Number 8; Confidence; Old Mine), Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA

ⓘ Witherite Formula: BaCO3 Locality: Beegum Creek, Platina, Harrison Gulch Mining District, Klamath Mts, Shasta Co., California, USA 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: 196.

ⓘ Zaratite Formula: Ni3(CO3)(OH)4 · 4H2O ? Locality: Unnamed Asbestos-Cr occurrence [1], Castella, Klamath Mts, Shasta Co., California, USA Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 391.

ⓘ Zinc ? Formula: Zn Locality: Southwest of Round Mountain, Round Mountain, East Shasta Copper - Zinc Mining District, Klamath Mts, Shasta Co., California, USA Description: Unconfirmed. One piece had a fragment of rock attached. Reference: Fairbanks, Harold W. (1893), Geology and mineralogy of Shasta County, California: California Mining Bureau. Report 11: 30; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 391.

List of minerals arranged by Strunz 10th Edition classification

List of minerals arranged by Dana 8th Edition classification

List of minerals for each chemical element