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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Muscovite from
Golden Rule Mine, Dragoon District (Golden Rule District), Cochise County, Arizona, USA


Locality type:Mine
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Golden Rule Mine, Dragoon District (Golden Rule District), Cochise County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:1223254
Long-form Identifier:1:3:1223254:1
GUID (UUID V4):0
Nearest other occurrences of Muscovite
6.7km (4.1 miles) ⓘBurrito de Fierro Mine, Cochise Mining District, Cochise County, Arizona, USA
7.9km (4.9 miles) ⓘCenturion Mine, Centurion, Cochise Mining District, Cochise County, Arizona, USA
8.3km (5.1 miles) ⓘUnnamed W-Cu prospect, Dragoon, Cochise Mining District, Cochise County, Arizona, USA
9.2km (5.7 miles) ⓘGunnison Copper Project, Cochise Mining District, Cochise County, Arizona, USA
10.6km (6.6 miles) ⓘFourr Ranch area, Fourr Canyon area, Cochise County, Arizona, USA
11.5km (7.2 miles) ⓘUnnamed W prospects [4], Dragoon, Cochise Mining District, Cochise County, Arizona, USA
12.1km (7.5 miles) ⓘBurro Pit, Johnson Mine (Johnson Camp Mine), Johnson Camp, Gunnison Copper Project, Cochise Mining District, Cochise County, Arizona, USA
12.1km (7.5 miles) ⓘPrimos group of claims (Primos Mine), Dragoon, Cochise Mining District, Cochise County, Arizona, USA
12.1km (7.5 miles) ⓘBluebird Mine, Primos group of claims (Primos Mine), Dragoon, Cochise Mining District, Cochise County, Arizona, USA
12.6km (7.8 miles) ⓘJohnson Mine (Johnson Camp Mine), Johnson Camp, Gunnison Copper Project, Cochise Mining District, Cochise County, Arizona, USA
References
Hampf, A.W. (1972) The geology of the Golden Rule mine area, Cochise County, Arizona: Tucson, University of Arizona, M.S. thesis, 156 p.
 
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