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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Sericite from
Venegas prospect, Tule Mountains, Barry M. Goldwater Air Force Range, La Posa Mining District (Wellton Mining District; Wellton Hills Mining District), Wellton Hills-Copper Mountains, Yuma County, Arizona, USA


Locality type:Prospect
Classification
Species:Muscovite var: Sericite
Formula:KAl2(AlSi3O10)(OH)2
Comments:Coarse-grained as a belt several feet thick.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sericite data
Locality Data:Click here to view Venegas prospect, Tule Mountains, Barry M. Goldwater Air Force Range, La Posa Mining District (Wellton Mining District; Wellton Hills Mining District), Wellton Hills-Copper Mountains, Yuma County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:194232
Long-form Identifier:1:3:194232:3
GUID (UUID V4):0
Nearest other occurrences of Sericite
22.2km (13.8 miles) ⓘUnnamed Au-Cu prospect, Cabeza Prieta Game Range, Yuma County, Arizona, USA
28.3km (17.6 miles) ⓘUnnamed Ag-Cu-Au prospect, Cabeza Prieta Game Range, La Posa Mining District (Wellton Mining District; Wellton Hills Mining District), Wellton Hills-Copper Mountains, Yuma County, Arizona, USA
28.5km (17.7 miles) ⓘUnnamed Au-Ag-Cu prospect, Barry M. Goldwater Air Force Range, Yuma County, Arizona, USA
37.4km (23.3 miles) ⓘUnnamed Ag-Cu-Au-Fe prospect, Barry M. Goldwater Air Force Range, Yuma County, Arizona, USA
39.4km (24.5 miles) ⓘCopper Coin Mine, Last Chance-Copper Coin Mine group (Smith Mine), Barry M. Goldwater Air Force Range, Copper Mountains, La Posa Mining District (Wellton Mining District; Wellton Hills Mining District), Wellton Hills-Copper Mountains, Yuma County, Arizona, USA
39.4km (24.5 miles) ⓘLast Chance Mine, Last Chance-Copper Coin Mine group (Smith Mine), Barry M. Goldwater Air Force Range, Copper Mountains, La Posa Mining District (Wellton Mining District; Wellton Hills Mining District), Wellton Hills-Copper Mountains, Yuma County, Arizona, USA
40.4km (25.1 miles) ⓘBryan Mountain prospect, Bryan Mountains, Yuma County, Arizona, USA
41.6km (25.8 miles) ⓘBetty Lee Mine (Betty Lee group; Arizona Consolidated), Frisco-Betty Lee-Ella J. Mine group, Barry M. Goldwater Air Force Range, Copper Mountains, La Posa Mining District (Wellton Mining District; Wellton Hills Mining District), Wellton Hills-Copper Mountains, Yuma County, Arizona, USA
42.1km (26.1 miles) ⓘRasmussen Mine, Cabeza Prieta Game Range, O'Neill Hills, Yuma County, Arizona, USA
42.1km (26.2 miles) ⓘUnnamed Cu-Au prospect, Barry M. Goldwater Air Force Range, Yuma County, Arizona, USA
References
Wilson, E.D. (1933), AZ Bur. of Mines Bull. 134: 40, 161.
 
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