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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Dravite from
Thomas Mine (Balsam Gap kyanite location; Parkway kyanite location), Buncombe County, North Carolina, USA


Locality type:Mine
Classification
Species:Dravite
Formula:NaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Comments:A small pegmatite containing both kyanite and sillimanite as primary minerals.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Dravite data
Locality Data:Click here to view Thomas Mine (Balsam Gap kyanite location; Parkway kyanite location), Buncombe County, North Carolina, USA
Data Identifiers
Mindat Occurrence Record ID:44655
Long-form Identifier:1:3:44655:8
GUID (UUID V4):0
References
Wood, Keith Yates (1996)Petrogenesis And Geochemistry Of Kyanite-Bearing Pegmatites in The Buncombe Pegmatite District, North Carolina : Virginia Polytechnic Institute and State University
 
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