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Trinity Co., California, USA

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Mineral List

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

Actinolite

Albite

Aluminocopiapite

'Amphibole Asbestos'

Ankerite

Annabergite

Ansermetite

Anthophyllite

Aragonite

Arsenolite

Arsenopyrite

'Asbestos'

Autunite

'Axinite Group'

Azurite

Baryte

Bementite

Beryl

var: Emerald

var: Morganite

Bieberite

Birnessite

Bornite

Braunite

Brochantite

Brookite

Calcite

Cassiterite

Chalcanthite

Chalcocite

Chalcopyrite

'Chlorite Group'

Chromite

Chrysocolla

Chrysotile

Cinnabar

'Clays'

Copiapite

Copper

Coquimbite

Cristobalite

Cubanite

Cuprite

Diamond

Digenite

Diopside

var: Diallage

Epidote

Ferrimolybdite

Fibroferrite

Galena

'Garnet'

Gold

Goslarite

Graphite

Gypsum

Halotrichite

Hausmannite

Heazlewoodite

Hematite

Hessite

Hydroxylapatite

'Hypersthene'

'Iddingsite'

Inesite

Iridium

var: Osmiridium

var: Platiniridium

var: Ruthenosmiridium

Iron

var: Kamacite

Isoferroplatinum

Jacobsite

Jarosite

Julgoldite-(Fe2+)

Kaolinite

Kenyaite

Kornelite

Laurite

'Limonite'

Magadiite

Magnesite

Magnetite

Malachite

'Manganese Oxides'

Marcasite

Massicot

Melanterite

var: Cuprian Melanterite

Mercury

'Mica Group'

Molybdenite

Montmorillonite

Morenosite

Mountainite

Muscovite

var: Sericite

Nagyágite

Neotocite

Nsutite

'Ochre'

'Olivine'

Opal

Orpiment

Osmium

var: Iridosmine

Pentlandite

Petzite

Platinum

var: Ferroan Platinum

'Psilomelane'

'Pumpellyite'

Pyrite

Pyrolusite

Pyrrhotite

Quartz

Realgar

Rhodesite

Rhodochrosite

Rhodonite

Römerite

Rutheniridosmine

Ruthenium

Scheelite

'Serpentine Subgroup'

Siderite

Silhydrite (TL)

'Silica'

Sphalerite

Stibnite

Sulphur

Sylvanite

Szomolnokite

Taenite

Talc

Tephroite

Titanite

Todorokite

Tremolite

Tridymite

Troilite

Uvarovite

Vernadite

'Wellsite'

Whitlockite

Witherite

Wollastonite

Zircon


119 valid minerals. 1 (TL) - type locality of valid minerals.

Localities in this Region

USA
USA

The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Shepard, Charles Upham (1885), On meteoric iron from Trinity County, California: American Journal of Science 3rd. series: 29: 469.

Miller, William P. (1890), Trinity County: California Mining Bureau. Report 10: 695-727.

Dunn, Russell L. (1893), Siskiyou, Trinity Counties: California Mining Bureau. Report 11: 420-449, 480-484.

Ward, Henry A. (1904), The Canyon City meteorite from Trinity County California: American Journal of Science, 4th. Series: 17: 383-384.

MacDonald, Donald Francis (1910), The Weaverville-Trinity Center gold gravels, Trinity County, California: USGS Bulletin 430: 48-58.

Brown, G. Chester (1913), The Counties of Shasta, Siskiyou and Trinity: California Journal of Mines and Geology (Report 14): 14(4): 900-901.

MacDonald, Donald Francis (1913), Notes on the gold lodes of the Carrville district, Trinity County, California: USGS Bulletin 530D: 9-41.

Brown, G. Chester (1916b), Shasta, Siskiyou, Trinity Counties: California Mining Bureau. (Report 14): 14(4): 745-925.

Bradley, W.W., Huguenin, Emile, Logan, C.A., Tucker, W.B., and Waring, C.A. (1918), Manganese and chromium in California: California Mining Bureau. Bulletin 76: 89.

Tucker, W. Burling (1922), Gold lodes of the East Fork Mining District, Trinity County, California: California Journal of Mines and Geology, California Mining Bureau. (Report 18): 18: 270-273.

Tucker, W.Burling (1923), Trinity County: California Journal of Mines and Geology, California Mining Bureau (Report 19).

Logan, Clarence August (1926), El Dorado, Shasta and Trinity Counties: California Journal of Mines and Geology, California Mining Bureau. (Report 22): 22(2): 1-67, 121-216, 397-452.

Laudermilk, Jerome Douglas & Alfred O. Woodford (1930), Soda-rich anthophyllite asbestos from Trinity County: American Mineralogist: 15: 259-262.

Averill, C.V. (1938), Gold dredging in Shasta, Siskiyou and Trinity counties: California Journal of Mines and Geology, California Division Mines (Report 34): 34(1): 96-126.

Bradley, W.W. (1940), Thirty-sixth report of the State Mineralogist: California Division Mines Report 36: 106.

Averill, Charles V. (1941), Mineral resources of Trinity and Humboldt Counties: California Journal of Mines and Geology, California Division Mines (Report 37): 37(1): 8-89.

O’Brien, J.C. (1943), Current notes on activity in the strategic minerals, Redding field district: California Division Mines Report 39: 84.

Anonymous (1950), Jade find in Trinity County: Mineral Notes & News No. 159 (Dec 50): 1-2.

Albers, John P. (1964), Geology of the French Gulch quadrangle, Shasta and Trinity Counties, California, USGS Bulletin 1141-J: J1-J70.

Lydon, Philip Andrew (1964), “Silicate slag” from Trinity County: California Division Mines & Geology, Mineral Information Service: 17: 96-101.

Albers, John P. (1965), Economic Geology of the French Gulch Quadrangle, Shasta and Trinity Counties, California: California Division Mines and Geology Special Report 85: 22.

O’Brien, J.C. (1965) Mines and mineral resources of Trinity County, California. Caifornia Division of Mines and Geology County Report 4: 125 pp.

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: 130-191.

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 91, 224, 257, 299.

McAtee, J.L., House, R., and Eugster, H.P. (1968) Magadiite from Trinity County, California. American Mineralogist: 53: 2061-2069.

Gude, A.J. (1969) Hydrous sodium silicate minerals, Trinity County, California (abstract) Geological Society of America Abstract with Program, part 7: 86.

Sheppard, R.A. and Gude, A.J. (1969a) Rhodesite from Trinity County, California. American Mineralogist: 54: 251-255.

Clark, Wm. B. (1970a) Gold districts of California: California Division Mines & Geology Bulletin 193.

Snetsinger, K.G. (1971a) Platinum-metal nugget from Trinity County, California. American Mineralogist: 56(5-6): 1101-1105.

Gude, A.J. and Sheppard, R.A. (1972) Silhydrite, 3SiO2 •H2O, a new mineral from Trinity County, California. American Mineralogist: 57: 1053-1065.

Hotz, Preston Enslow, Thurber, H.K., Marks, L.Y., and Evans, R.K. (1972), Mineral resources of the Salmon-Trinity Alps Primitive Area, California: USGS Bulletin 1371-B, 267 p.

Longwill, Warren D. (1979) Mineral Resources of Yolla Bolly area, Trinity County, California.

Longwill, Warren D. (1981), Mineral Resources of the Big Butte-Shinbone (5145), East Fork (5226), Murphy Glade (5298), and Wilderness Contiguous (5137) Rare II Proposed Addition to the Yolla Bolly-Middle Eel Wilderness, Trinity, Tehema, and Mendicino Counties, California.

Peters, T.J. (1983) Mineral Investigation of the Weaver Bally Rare II Area (No. 5804), Trinity County, California: U.S. Bureau of Mines Open File Report MLA 93-83, 22p.

Blake, Jr., M.C., and Peters, T.J. (1984b), Mineral Resource Potential map of the Weaver Bally Roadless area, Trinity County, California: USGS Map NF-1657-A.

Mineral and/or Locality  
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