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Chalcopyrite from
Grace Mine, Morgantown, Berks Co., Pennsylvania, USA

Description
Quality of samples:not specified / average specimens
Confirmation
Validity:Believed Valid
References
References:Mineralogy of Pennsylvania-1976; Robert C. Smith, pg. 88
Data
Mineral Data:Click here to view Chalcopyrite data
Locality Data:Click here to view Grace Mine, Morgantown, Berks Co., Pennsylvania, USA
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Current server date and time: 17th Feb 2012 00:21:52
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Locality Updated: Mine №2, Byk Mt., Lermontovskoe U Deposit, Pyatigorsk, Stavropol'skiy Kray, Northern Caucasus Region, RussiaFrom Pavel Kartashov, 17th Feb 2012 00:13:48