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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Arsenopyrite from
Paradise claim, Eagle Peak, Mt Rainier Mining District, Lewis County, Washington, USA


Locality type:Claim
Classification
Species:Arsenopyrite
Formula:FeAsS
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Arsenopyrite data
Locality Data:Click here to view Paradise claim, Eagle Peak, Mt Rainier Mining District, Lewis County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:309796
Long-form Identifier:1:3:309796:0
GUID (UUID V4):0
Nearest other occurrences of Arsenopyrite
1.7km (1.0 miles) ⓘEagle Peak Mine, Eagle Peak, Mt Rainier Mining District, Lewis County, Washington, USA
26.1km (16.2 miles) ⓘChinook Mine, Summit Mining District, Yakima County, Washington, USA
28.9km (18.0 miles) ⓘClipper Mine (Clipper claim; Mothers Day claim), Carbon River Mining District, Pierce County, Washington, USA
29.1km (18.1 miles) ⓘSurprise Mine, Carbon River Mining District, Pierce County, Washington, USA
29.2km (18.1 miles) ⓘCoplay Lake Breccias, Carbon River Mining District, Pierce County, Washington, USA
29.2km (18.1 miles) ⓘSilver Creek Mine, Summit Mining District, Pierce County, Washington, USA
32.5km (20.2 miles) ⓘSilver Creek Gold & Lead Mine, Summit Mining District, Pierce County, Washington, USA
32.5km (20.2 miles) ⓘDobbs Prospect, Bumping Lake Mining District, Yakima County, Washington, USA
32.5km (20.2 miles) ⓘGaribaldi Prospect, Bumping Lake Mining District, Yakima County, Washington, USA
33.3km (20.7 miles) ⓘBird Mine, Bumping Lake Mining District, Yakima 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.
 
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