Blue Opal (New Find)

Buton Island, Sulawesi, Indonesia
Gems, 12.59 mm x 8.77 mm, 2.93 ct
Start Time: 03/09/2023 7:30:00 pm (CST)
End Time: 03/16/2023 7:00:00 pm (CDT)
Auction Closed
Winning Bid: $60

Item Description

Chemically speaking, Opal is essentially Quartz with water content. There is some discussion as to whether Opal should still be considered a separate species as it doesn't have a crystal structure, and it's essentially amorphous silica. With that said, Opal is found in a wide range of colors, and ranges from completely opaque to 100% water clear. This gem is a fine example of the newly mined (2022) wonderful blue copper-bearing Opals from Buton Island in Indonesia. The stone has a light blue color with a simple "Parallelogram" cut, and good translucency when backlit. We picked up a small parcel of these stones in Tucson, as they were something different, eye-catching and new.

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Bidding History

Bid Amount Bid Time
$60 03/16/2023 6:31:41 pm (CDT)
$50 03/16/2023 6:31:41 pm (CDT)
$45 03/16/2023 4:52:32 pm (CDT)
$40 03/16/2023 4:52:32 pm (CDT)
$35 03/12/2023 3:07:45 pm (CDT)
$30 03/12/2023 3:07:45 pm (CDT)
$21 03/12/2023 7:08:03 am (CDT)
$16 03/12/2023 7:08:03 am (CDT)
$10 03/10/2023 8:46:24 pm (CST)