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Hauselt prospect (Hauselt patent; Hauselt Mine), Murphys, Murphys District (Esmeralda District; Sperry District), Calaveras Co., California, USA
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List of minerals arranged by Strunz 10th Edition classification
Group 2 - Sulphides and Sulfosalts
Arsenopyrite
var: Danaite
2.EB.20(Fe0.90Co0.10)AsS - (Fe0.65Co0.35)AsS
Group 8 - Phosphates, Arsenates and Vanadates
Erythrite8.CE.40Co3(AsO4)2 · 8H2O
Group 9 - Silicates
Rhodonite9.DK.05MnSiO3
Spessartine9.AD.25Mn2+3Al2(SiO4)3
Unclassified Minerals
'Manganese Oxides'-


5 entries listed. 4 valid minerals.

References

Hess, Frank L. (1927), Rare metals – cobalt: Mineral Resources U.S., 1924, part 1: 451.

California Division of Mines Economic Mineral Map of California No. 5 (1943).

Trask, Parker Davies, Ivan F. Wilson & F.S. Simons (1943), Manganese deposits of California – a summary report: California Division Mines Bulletin 125: 106-107.

Trask, Parker Davies (1950) Geologic description of the manganese deposits of California. California Division of Mines Bulletin 152, 378 pp.: 44.

Trengrove, Russell R. (1960), Reconnaissance of California Manganese Deposits, U.S. Bureau of Mines Report of Investigation 5579: 22.

Clark, Wm. B. & P.A. Lydon (1962), Mines and mineral resources of Calaveras County, California: California Division of Mines & Geology County Report 2; [… Geological Society of America Proceedings, 1933: 312-313, 1934]: 212.

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 86, 321.

Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 75, 494.

USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10029495, 10162839 & 10186958.

U.S. Bureau of Mines, Minerals Availability System (MAS) file ID #0060091778 & 0060091396.

Hewett, Foster, USGS, personal file data.

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