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Pyrite from
Cosgrove Mine, Calaveras Co., California, USA

Description
Quality of samples:not specified / average specimens
Confirmation
Validity:Believed Valid
References
References:U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Data
Mineral Data:Click here to view Pyrite data
Locality Data:Click here to view Cosgrove Mine, Calaveras Co., California, USA
Mineral and/or Locality
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