Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Stannite from
Thompson Mine, Darwin Mine (Anaconda; Bernon Mine; Defiance Mine; Essex Mine; Independence Mine; Intermediate Mine; Rip Van Winkle Mine; Thompson Mine), Darwin, Darwin Mining District, Darwin Hills, Inyo County, California, USA


Locality type:Mine
Classification
Species:Stannite
Formula:Cu2FeSnS4
Comments:Occurs in rich Ag ore.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Stannite data
Locality Data:Click here to view Thompson Mine, Darwin Mine (Anaconda; Bernon Mine; Defiance Mine; Essex Mine; Independence Mine; Intermediate Mine; Rip Van Winkle Mine; Thompson Mine), Darwin, Darwin Mining District, Darwin Hills, Inyo County, California, USA
Data Identifiers
Mindat Occurrence Record ID:10481
Long-form Identifier:1:3:10481:0
GUID (UUID V4):0
Nearest other occurrences of Stannite
2.7km (1.7 miles) ⓘDarwin Mining District, Darwin Hills, Inyo County, California, USA
References
Hall, Wayne Everett & E.M. Mackevett (1958), Economic geology of the Darwin quadrangle, Inyo County, California: Calif Division of Mines Special Report 51, 77 pp.: 17
Hall, Wayne Everett & Edward M. Mackevett (1963), Geology and ore deposits of the Darwin quadrangle, Inyo County, California: USGS PP 368: 61
Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.
Stolburg, Craig S. (1984) The Mines and Minerals of Darwin, California. The Mineralogical Record, 15 (1) 5-18pp.17-17
 
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