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
Pthomigan Prospect, Okanogan County, Washington, USA


Locality type:Prospect
Classification
Species:Pyrite
Formula:FeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrite data
Locality Data:Click here to view Pthomigan Prospect, Okanogan County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:106360
Long-form Identifier:1:3:106360:8
GUID (UUID V4):0
Nearest other occurrences of Pyrite
0.6km (0.4 miles) ⓘSpafford Prospect, Slate Creek Mining District, Whatcom County, Washington, USA
0.9km (0.6 miles) ⓘGood Luck Prospect, Hidden Lakes Mining District, Whatcom County, Washington, USA
1.0km (0.6 miles) ⓘWindy Basin, Hidden Lakes Mining District, Okanogan County, Washington, USA
1.3km (0.8 miles) ⓘClearview 1 and 2 Claims, Hidden Lakes Mining District, Okanogan County, Washington, USA
2.0km (1.2 miles) ⓘNew Light Mine, Slate Creek Mining District, Whatcom County, Washington, USA
2.2km (1.4 miles) ⓘWalla Walla Prospect, Slate Creek Mining District, Whatcom County, Washington, USA
2.2km (1.4 miles) ⓘChancellor Group, Hidden Lakes Mining District, Whatcom County, Washington, USA
2.2km (1.4 miles) ⓘIndiana Mine, Slate Creek Mining District, Whatcom County, Washington, USA
2.4km (1.5 miles) ⓘBaltimore Prospect, Slate Creek Mining District, Whatcom County, Washington, USA
2.5km (1.5 miles) ⓘRed Jacket Prospect, Slate Creek Mining District, Whatcom County, Washington, USA
References
Valentine, Grant M., Huntting, Marshall T. (1960) Part II - Metallic Minerals, in Inventory of Washington Minerals. Vol II. Bulletin 37, Washington Geological Survey.
Cannon, Bart (1975) Minerals of Washington. Cordilleran. 184 pp.
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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