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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Chert from
Baxter County, Arkansas, USA


Locality type:County
Classification
Type:Chert
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chert data
Locality Data:Click here to view Baxter County, Arkansas, USA
Data Identifiers
Mindat Occurrence Record ID:960579
Long-form Identifier:1:3:960579:4
GUID (UUID V4):0
References
Arkansas Geological Survey
 
and/or  
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