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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Stibnite from
Clifford claims, Tonopah area, Maricopa County, Arizona, USA


Locality type:Claim
Classification
Species:Stibnite
Formula:Sb2S3
Comments:As massive material, partially altering to stibiconite.
Confirmation
Validity:Believed Valid
Associated Minerals:
Associates:Stibiconite
Data
Mineral Data:Click here to view Stibnite data
Locality Data:Click here to view Clifford claims, Tonopah area, Maricopa County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:219376
Long-form Identifier:1:3:219376:2
GUID (UUID V4):0
References
Anthony, John W.; Williams, Sidney A.; Bideaux, Richard A.; Grant, Raymond W. (1995) Mineralogy of Arizona (3rd ed.). University of Arizona Press.p.382
 
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