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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Scolecite from
Cross River, Schroeder, Cook County, Minnesota, USA


Locality type:River
Classification
Species:Scolecite
Formula:CaAl2Si3O10 · 3H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Scolecite data
Locality Data:Click here to view Cross River, Schroeder, Cook County, Minnesota, USA
Data Identifiers
Mindat Occurrence Record ID:484108
Long-form Identifier:1:3:484108:1
GUID (UUID V4):0
References
Mike Hedtke (2000) Mineral News, 16, #4, 1-7.
 
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