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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Quartz from
Grant Quarry, Acworth, Sullivan County, New Hampshire, USA


Locality type:Quarry
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Grant Quarry, Acworth, Sullivan County, New Hampshire, USA
Data Identifiers
Mindat Occurrence Record ID:32411
Long-form Identifier:1:3:32411:3
GUID (UUID V4):0
References
 
and/or  
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