Calcite
Greenside Mine, Patterdale, Eden, Cumbria, England, UK
5.5 x 4.0 x 3.2 cm. Mineral specimens from the much less well-known Greenside Mine of Cumbria, England are rare and are very rarely available on the market. A sharp, glassy, translucent, pearlescent, trigonal, "poker-chip" calcite crystal sits atop a column of massive calcite on this fine old-timer specimen. The poker-chip is complete-all-around ...
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