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
Sunset Mine (Sunset prospect; Sunset claims 1 - 2 & 3), White Picacho Mining District, Maricopa County, Arizona, USA


Locality type:Mine
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Comments:Coarse books to flakes.
Colour:Yellowish-green
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Sunset Mine (Sunset prospect; Sunset claims 1 - 2 & 3), White Picacho Mining District, Maricopa County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:256290
Long-form Identifier:1:3:256290:2
GUID (UUID V4):0
Nearest other occurrences of Muscovite
0.1km (0.1 miles) ⓘNorth Morning Star Mine, Morning Star Mine (Morning Star prospects; Morning Star pegmatites), San Domingo Wash, White Picacho Mining District, Maricopa County, Arizona, USA
0.3km (0.2 miles) ⓘMorning Star Mine (Morning Star prospects; Morning Star pegmatites), San Domingo Wash, White Picacho Mining District, Maricopa County, Arizona, USA
0.4km (0.3 miles) ⓘLower Jumbo Mine, Mitchell Wash, White Picacho Mining District, Yavapai County, Arizona, USA
1.1km (0.7 miles) ⓘSunrise prospect, White Picacho Mining District, Yavapai County, Arizona, USA
1.1km (0.7 miles) ⓘWhite Jumbo prospect, White Picacho Mining District, Yavapai County, Arizona, USA
1.2km (0.7 miles) ⓘPicacho View Mine, White Picacho Mining District, Yavapai County, Arizona, USA
3.4km (2.1 miles) ⓘOutpost Mine, San Domingo Wash, White Picacho Mining District, Yavapai County, Arizona, USA
3.6km (2.2 miles) ⓘOutpost Extension prospect, San Domingo Wash, White Picacho Mining District, Yavapai County, Arizona, USA
4.1km (2.5 miles) ⓘFriction Mine, White Picacho Mining District, Yavapai County, Arizona, USA
6.9km (4.3 miles) ⓘDragon Mine, Wickenburg, Maricopa County, Arizona, USA
References
Jahns, R.H. (1952), Pegmatite deposits of the White Picacho District, Maricopa and Yavapai Cos., AZ, AZ Bur. Mines Bull. 162: 79.
 
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