Polybasite-Pearceite with Calcite
Collection
John Betts - Fine Minerals
Description
Dark metallic Polybasite-Pearceite crystals up to 10 mm with yellow Calcite crystals attached to the rear. Pearceite and Polybasite form a series and lab tests are required to determine exact mineral species. Ex. Dr. Eugene E. Sensel (1911-2000) collection #M982. (Sensel paid $200 for this specimen in 1994.)
Locality
Rayas Mine, Guanajuato, Mexico
Dimensions
25 x 22 x 14 mm.
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