As recorded:
Leonard Mine, Butte Mining District, Silver Bow County, Montana, USA
Photo added to mindat.org
“Small sub-mm size blebs of native silver on bornite-chalcocite matrix. Ex. Claude Huber Collection. ”
Daniel J. Evanich - 31st October 2020
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10,444,783 minIDs have been issued as of 5th May 2024 2:13 am UTC