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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Plagioclase from
Chase Creek, Falkland, Kamloops Mining Division, British Columbia, Canada


Locality type:Creek
Classification
Species:'Plagioclase' (not an IMA approved species)
Formula:(Na,Ca)[(Si,Al)AlSi2]O8
Quality for species:Rock forming mineral/non-crystalline/little interest for collectors.(##)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Plagioclase data
Locality Data:Click here to view Chase Creek, Falkland, Kamloops Mining Division, British Columbia, Canada
Data Identifiers
Mindat Occurrence Record ID:660918
Long-form Identifier:1:3:660918:4
GUID (UUID V4):0
Nearest other occurrences of Plagioclase
56.5km (35.1 miles) ⓘAfton Mine, Kamloops, Kamloops Mining Division, British Columbia, Canada
62.6km (38.9 miles) ⓘCopper King Mine, Iron Mask Batholith, Kamloops Mining Division, British Columbia, Canada
75.4km (46.9 miles) ⓘCopper Creek Hg occurrence, Savona, Kamloops Mining Division, British Columbia, Canada
92.0km (57.2 miles) ⓘAberdeen deposit, Merritt area, Nicola Mining Division, British Columbia, Canada
94.8km (58.9 miles) ⓘHighland Valley Copper Mine, Logan Lake, Kamloops Mining Division, British Columbia, Canada
98.2km (61.0 miles) ⓘVidette Mine, Vidette Lake, Clinton Mining Division, British Columbia, Canada
99.0km (61.5 miles) ⓘProf pegmatite, Boulder Mountain Pegmatite Group, Revelstoke Mining Division, British Columbia, Canada
99.0km (61.5 miles) ⓘMount Copeland, Revelstoke Mining Division, British Columbia, Canada
References
Tschernich, Rudy D., Wise, W. S. (1982) Paulingite: variations in composition. American Mineralogist, 67. 799-803
 
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