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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Hiddenite from
Tourmaline Queen Mountain (Pala Mtn; Queen Mtn), Pala, Pala Mining District, San Diego County, California, USA


Locality type:Mountain
Classification
Species:Spodumene var: Hiddenite
Formula:LiAlSi2O6
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Hiddenite data
Locality Data:Click here to view Tourmaline Queen Mountain (Pala Mtn; Queen Mtn), Pala, Pala Mining District, San Diego County, California, USA
Data Identifiers
Mindat Occurrence Record ID:603166
Long-form Identifier:1:3:603166:4
GUID (UUID V4):0
References
Jahns, Richard H., Wright, Lauren A. (1951) Gem- and Lithium-Bearing Pegmatites of the Pala District, San Diego County, California. Special Report 7-A. Mineralogical Society of Southern California 72 pp. p.31
 
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