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Purple Quartz var. Chalcedony
- N'Chwaning III Mine, Kalahari Manganese Fields, Northern Cape Province, South Africa
- Miniature, 3.7 x 3.0 x 2.4 cm
- Start Time: 07/31/2014 6:30:00 pm (CDT)
- End Time: 08/07/2014 6:30:00 pm (CDT)
- Auction Closed
Item Description
Stalactitic and botryoidal, translucent, chalcedony has been deeply colored a lovely grape color by an unknown chromophore. These came out a few years ago from a few small pockets in the Kalahari. I am not aware if the chromophore is manganese or not, but that was our best guess.