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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Bull Quartz from
North American Emerald Mine, Hiddenite, Alexander County, North Carolina, USA


Locality type:Mine
Classification
Species:Quartz var: Bull Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Bull Quartz data
Locality Data:Click here to view North American Emerald Mine, Hiddenite, Alexander County, North Carolina, USA
Data Identifiers
Mindat Occurrence Record ID:782020
Long-form Identifier:1:3:782020:5
GUID (UUID V4):0
References
Speer,Wade Edward.,(2008)Emerald Crystal Pockets Of The Hiddenite District Alexander Co.,North Carolina:The Geological Society of America
 
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