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
Mt Washington mine, Comox District, Nanaimo Mining Division, Vancouver Island, British Columbia, Canada


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 Mt Washington mine, Comox District, Nanaimo Mining Division, Vancouver Island, British Columbia, Canada
Data Identifiers
Mindat Occurrence Record ID:694725
Long-form Identifier:1:3:694725:5
GUID (UUID V4):0
Nearest other occurrences of Chalcocite
29.7km (18.4 miles) ⓘH-W mine (Myra Falls), Buttle Lake, Alberni Mining Division, Vancouver Island, British Columbia, Canada
38.3km (23.8 miles) ⓘProspects near Gowland Harbour, Quadra Island, Nanaimo Mining Division, Vancouver Island, British Columbia, Canada
42.7km (26.5 miles) ⓘChalco Mine, Menzies Bay, Nanaimo Mining Division, Vancouver Island, British Columbia, Canada
53.4km (33.2 miles) ⓘMarble Bay mine, Texada Island, Nanaimo Mining Division, Vancouver Island, British Columbia, Canada
54.2km (33.7 miles) ⓘLittle Billy Mine, Texada Island, Nanaimo Mining Division, Vancouver Island, British Columbia, Canada
54.3km (33.7 miles) ⓘLittle Billie Mine (Little Billy; McLeod No.1 Fraction; Van Anda; Vananda) Nanaimo Mining Division, Vancouver Island, British Columbia, Canada
54.3km (33.7 miles) ⓘCopper Queen Mine, Texada Island, Nanaimo Mining Division, Vancouver Island, British Columbia, Canada
74.7km (46.4 miles) ⓘCatface Cu-Mo deposit, Ahousat, Alberni Mining Division, British Columbia, Canada
References
Ingelson, Allen (1984) Mineral Occurrences in Western Canada. The Mineralogical Record, 15 (2) 89-94
 
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