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
Democrat group, Weaverville, Weaverville District, Klamath Mountains, Trinity County, California, USA


Classification
Species:Arsenopyrite
Formula:FeAsS
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Arsenopyrite data
Locality Data:Click here to view Democrat group, Weaverville, Weaverville District, Klamath Mountains, Trinity County, California, USA
Data Identifiers
Mindat Occurrence Record ID:787295
Long-form Identifier:1:3:787295:2
GUID (UUID V4):0
Nearest other occurrences of Arsenopyrite
2.7km (1.7 miles) ⓘWeaverville, Weaverville District, Klamath Mountains, Trinity County, California, USA
21.0km (13.1 miles) ⓘSybil Mine (Shasta Hills Mine; Anaconda Mine; Accident Mine), Deadwood area, French Gulch Mining District, Klamath Mountains, Shasta County, California, USA
26.0km (16.1 miles) ⓘThree Sisters Mine (Three Sisters veins), French Gulch, French Gulch Mining District, Klamath Mountains, Shasta County, California, USA
42.1km (26.2 miles) ⓘMammoth Mine (Mammoth Copper Company; Anderson Mine; Mayflower Mine; Sheridan Mine; Gillispie Mine), Copper Crest group, Mammoth Butte, Backbone District, West Shasta Copper - Zinc Mining District, Klamath Mountains, Shasta County, California, USA
86.0km (53.4 miles) ⓘDewey Mine (Dewey Gold Mines Trust), Mountain House, Klamath Mountains, Siskiyou County, California, USA
89.2km (55.4 miles) ⓘIsland Mountain Mine (Dahrman group; Island Mountain Consolidated Mine; Annex; Leach; Merritt Gore; Shotgun), Moose Peak, Island Mountain, Trinity County, California, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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