Quartz ps. Anhydrite with Quartz

Rio Grande do Sul, Brazil
Ex. Kurt Hefendehl
Small Cabinet, 9.5 x 8.3 x 5.1 cm
Start Time: 12/08/2022 7:00:00 pm (CST)
End Time: 12/15/2022 6:35:00 pm (CST)
Auction Closed
Winning Bid: $100

Item Description

A sliver of Chalcedony matrix is nicely hosting sharp and divergent clusters of what were once flattened, bladed prismatic crystals of Anhydrite to 5 cm in length. The Anhydrite has been completely replaced by very fine-grained Quartz or Chalcedony and are now a medium olive green color. There are multiple divergent sprays and they are all intergrown to some extent in a very aesthetic fashion. There are even a few pale amethystine Quartz crystals around the base and 4 mm, colorless Quartz crystal that grew down in one of the clusters. An unusual and attractive piece from the basalt cavities at Rio Grande do Sul.

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Bidding History

Bid Amount Bid Time
$100 12/15/2022 6:27:04 pm (CST)
$90 12/15/2022 5:12:49 pm (CST)
$81 12/15/2022 5:12:49 pm (CST)
$80 12/15/2022 5:11:57 pm (CST)
$70 12/15/2022 5:11:57 pm (CST)
$60 12/15/2022 4:53:56 pm (CST)
$50 12/14/2022 9:11:30 pm (CST)
$46 12/14/2022 9:11:30 pm (CST)
$33 12/13/2022 8:14:50 pm (CST)
$28 12/11/2022 7:01:25 am (CST)
$25 12/11/2022 7:01:25 am (CST)
$20 12/11/2022 12:08:47 am (CST)
$15 12/10/2022 3:14:10 pm (CST)
$10 12/09/2022 10:59:13 am (CST)