Bor Pit (Boron Pit), Dal'negorsk B deposit, Dal'negorsk, Primorskiy Kray, Far-Eastern Region, Russia

6.7 x 4.8 x 4.1 cm
2.6 x 1.9 x 1.6 in

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There are at least four generations of Calcite on this unusual mushroom shaped specimen. The 'stalk' is composed of off white colored, translucent Calcite with a thin layer of micro, beige/tan colored crystals. Perched on the top are black colored, flattened crystals which make up the 'cap'. Additionally, there is a thin, white colored layer partially covering these black crystals.

Condition: Excellent

Flaws: Nothing Appreciable

This mineral is also found in the following galleries: Minerals From Russia | Calcite | Minerals Priced Between 100 and 199 Dollars