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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Pyrite from
Mark Twain Mine, Hassayampa Mining District, Bradshaw Mountains (Bradshaw Range), Yavapai County, Arizona, USA


Locality type:Mine
Classification
Species:Pyrite
Formula:FeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrite data
Locality Data:Click here to view Mark Twain Mine, Hassayampa Mining District, Bradshaw Mountains (Bradshaw Range), Yavapai County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:242124
Long-form Identifier:1:3:242124:7
GUID (UUID V4):0
Nearest other occurrences of Pyrite
1.0km (0.6 miles) ⓘBlue Dick Mine, Hassayampa Mining District, Bradshaw Mountains (Bradshaw Range), Yavapai County, Arizona, USA
1.1km (0.7 miles) ⓘDos Oris Mine, Slate Creek, Hassayampa Mining District, Bradshaw Mountains (Bradshaw Range), Yavapai County, Arizona, USA
1.5km (0.9 miles) ⓘBuzzard Mine, Groom Creek, Hassayampa Mining District, Bradshaw Mountains (Bradshaw Range), Yavapai County, Arizona, USA
1.6km (1.0 miles) ⓘIndependence Mine, Groom Creek Mining District, Bradshaw Mountains (Bradshaw Range), Yavapai County, Arizona, USA
1.8km (1.1 miles) ⓘBig Chief Mine (Big Chief group; Railroad patented claim), Groom Creek, Groom Creek Mining District, Bradshaw Mountains (Bradshaw Range), Yavapai County, Arizona, USA
2.1km (1.3 miles) ⓘJersey Lily Mine, Hassayampa Mining District, Bradshaw Mountains (Bradshaw Range), Yavapai County, Arizona, USA
2.5km (1.5 miles) ⓘN.C. 4 Mine, Hassayampa Mining District, Bradshaw Mountains (Bradshaw Range), Yavapai County, Arizona, USA
2.7km (1.7 miles) ⓘDavis Mine, Slate Creek, Hassayampa Mining District, Bradshaw Mountains (Bradshaw Range), Yavapai County, Arizona, USA
3.0km (1.9 miles) ⓘSaint Theresa Mine (St. Theresa Mine; Golden Eagle Mine; Gold Charm Mine; Double Eagle Gold Mines property; Gold Leaf vein), Groom Creek, Groom Creek Mining District, Bradshaw Mountains (Bradshaw Range), Yavapai County, Arizona, USA
3.0km (1.9 miles) ⓘBig Pine Mine, Hassayampa Mining District, Bradshaw Mountains (Bradshaw Range), Yavapai County, Arizona, USA
References
Lindgren, W. (1926), USGS Bull. 782: 117-118.
 
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