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Fernando Mine (St. Charles; Hayward; Darwin Silver project; Fernando and St Charles), Darwin, Darwin District, Darwin Hills, Inyo Co., California, USA


List of minerals arranged by Dana 8th Edition classification
Group 1 - NATIVE ELEMENTS AND ALLOYS
Semi-metals and non-metals
Bismuth1.3.1.4Bi
Group 2 - SULFIDES
AmXp, with m:p = 1:1
Galena2.8.1.1PbS
AmBnXp, with (m+n):p = 2:3
Bismuthinite2.11.2.3Bi2S3
Group 9 - NORMAL HALIDES
AX2
Fluorite9.2.1.1CaF2
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Cerussite14.1.3.4PbCO3
Group 16a - ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
Bismutite16a.3.5.1(BiO)2CO3
Kettnerite16a.3.7.1CaBiCO3OF
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
AXO4
Anglesite28.3.1.3PbSO4
Group 48 - ANHYDROUS MOLYBDATES AND TUNGSTATES
AXO4
Scheelite48.1.2.1Ca(WO4)
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Andradite51.4.3b.1Ca3Fe3+2(SiO4)3
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)
Vesuvianite58.2.4.1(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Orthoclase76.1.1.1KAlSi3O8


12 entries listed. 12 valid minerals.

References

Knopf, Adolph (1914) “The Darwin Lead-Silver Mining District California;” United States Geological Survey Bulletin 580-A, 19 p.

Wilson L. Kenneth (1943), Tungsten deposits of the Darwin Hills Inyo County, California, Economic Geology: 38: 543-560.

Butner, D.W. (1949), Investigation of tungsten occurrences in Darwin district, Inyo County, California: U.S. Bureau of Mines Report of Investigation 4475.

Norman, L.A., and Stewart, R.A. (1951), Mines and Mineral Resources of Inyo County, California, California Division of Mines and Geology Report 47): 47(1) (January 1951).

Hall, Wayne Everett & E.M. Mackevett (1958), Economic geology of the Darwin quadrangle, Inyo County, California: Calif Division of Mines Special Report 51: 64

Hall, Wayne Everett & Edward M. Mackevett (1963), Geology and ore deposits of the Darwin quadrangle, Inyo County, California: USGS Professional Paper 368: 59, 76, 77.

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume 1866-1966: California Division Mines & Geology Bulletin 189: 106, 107.

Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 102 (map 3-6), 125-126, 234, 333.

Stolburg, C. S. (1984) “The Mines and Minerals of Darwin, California;" The Mineralogical Record: 15(1): 5-18.

Randol Mining Directory (1990).

Dunning, G.E., Moelo, Yves, Roberts, A.c., & Cooper, J. F. (2000), Ag-Cu-Pb-Bi Sulfosalts New To Darwin, Inyo County, California. Occasional Web Publication of the Bay Area Mineralogists.

Cooper; Fen and Dunning, Gail (2003), Occasional Publication of the Bay Area Mineralogists, February, 2003

Margerum, W. (2004) The Darwin Tungsten Area Part II: Mines and Mineralogy in the Bulletin of the Mineralogical Society of Southern California Vol. 74(5).

USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10139200.

U.S. Bureau of Mines, Minerals Availability System (MAS) file ID #0060270030.

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