Amethyst (doubly-terminated crystals) with Calcite* (*Calcite is rare from Bolivia)

Bombori, Potosi Department, Bolivia
Small Cabinet, 9.3 x 5.7 x 3.6 cm
Start Time: 09/26/2019 6:45:00 pm (CDT)
End Time: 10/03/2019 6:45:00 pm (CDT)
Auction Closed

Item Description

The pieces from Bombori might look to simple Quartz / Calcite specimens to an inexperienced collector, but if you have experience with Bolivian minerals, you know that this is actually rare for the simple fact that it features crystallized Calcite - which is practically impossible to find in any Bolivian locality. This small cabinet sized piece features very good quality, lustrous, gemmy, sharp, attractive purple color crystals (several of which are doubly-terminated) of Amethyst measuring up to 2.6 cm which are sitting on sharp, modified, white/colorless, rhombohedra of Calcite with a bit of green underlain "Chlorite" on minor matrix. This is one of the best pieces in this size range that I've had to offer in the auctions in terms of quality, aesthetics and overall appeal. As I mentioned Calcite is genuinely a rare species from Bolivia, and the crystals from Bombori are the best examples of Bolivian Calcite known from the entire country. There are very few of these specimens left, as the locality is finished and nothing has been found for over a decade. If you are a Quartz collector, get your hands on one now.

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