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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Chalcocite from
Afterthought Mine, Ingot, East Shasta Copper - Zinc Mining District, Klamath Mountains, Shasta County, California, USA


Locality type:Mine
Classification
Species:Chalcocite
Formula:Cu2S
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chalcocite data
Locality Data:Click here to view Afterthought Mine, Ingot, East Shasta Copper - Zinc Mining District, Klamath Mountains, Shasta County, California, USA
Data Identifiers
Mindat Occurrence Record ID:647207
Long-form Identifier:1:3:647207:8
GUID (UUID V4):0
Nearest other occurrences of Chalcocite
12.4km (7.7 miles) ⓘBully Hill Mine (Shasta Zinc and Copper Mine; Bully Hill-Rising Star Mine; Copper City Mine; Rising Star Mine; Delamar Mine; Shasta Zinc and Copper Mine), Bully Hill, Bully Hill, Bully Hill District (Winthrop District), East Shasta Copper - Zinc Mining District, Klamath Mountains, Shasta County, California, USA
12.6km (7.8 miles) ⓘRising Star Mine (Anchor lode), Bully Hill, Bully Hill, Bully Hill District (Winthrop District), East Shasta Copper - Zinc Mining District, Klamath Mountains, Shasta County, California, USA
12.7km (7.9 miles) ⓘBaxter Winthrop Mine (Winthrope Mine; Baxter Mine; Copper City Mine; Excelsior claim; Brown claim; Humboldt claim; Baxter claim), Bully Hill, Bully Hill, Bully Hill District (Winthrop District), East Shasta Copper - Zinc Mining District, Klamath Mountains, Shasta County, California, USA
16.8km (10.4 miles) ⓘHaley group (Minnie Haley group; Endless Chain A; Kane and Wilber group; Potter; Endless Chain and Missing Link), North Gray Rocks, East Shasta Copper - Zinc Mining District, Klamath Mountains, Shasta County, California, USA
16.8km (10.5 miles) ⓘGraham group (Shasta Belmont; Shasta Balmont), North Gray Rocks, East Shasta Copper - Zinc Mining District, Klamath Mountains, Shasta County, California, USA
20.3km (12.6 miles) ⓘThompson Mine (American Girl Mine), Mountain Gate, East Shasta Copper - Zinc Mining District, Klamath Mountains, Shasta County, California, USA
30.5km (18.9 miles) ⓘGolinsky Mine (Little Backbone Mine; Backbone Mine; Golinski Mine), Mammoth Butte, Backbone District, West Shasta Copper - Zinc Mining District, Klamath Mountains, Shasta County, California, USA
31.4km (19.5 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
32.8km (20.4 miles) ⓘKeane occurrence (Kane), Hat Mountain, West Shasta Copper - Zinc Mining District, Klamath Mountains, Shasta County, California, USA
34.8km (21.6 miles) ⓘShasta King Mine (Lost Desert Mine; Trinity Mine), Mammoth Butte, Backbone District, West Shasta Copper - Zinc Mining District, Klamath Mountains, Shasta County, California, USA
References
 
and/or  
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