Ametrine (natural bicolor Quartz) (HUGE stone!)

Anahi Mine, La Gaiba District, Sandoval Province, Santa Cruz Department, Bolivia
Gems, 97.35 ct, 32.01 mm x 24.66 mm
Start Time: 03/19/2020 6:45:00 pm (CDT)
End Time: 03/28/2020 6:30:00 pm (CDT)
Auction Closed
Winning Bid: $1,074

Item Description

Quartz occurs in virtually every color of the rainbow, and almost certainly has more varieties than any other species. With that said, one of the most striking and instantly recognizable varieties is Ametrine. These beautiful crystals feature a combination of NATURAL purple and yellow Quartz which led to the name Ametrine = AMEthyst + ciTRINE. It is important to note that the Anahi Mine is the only place in the world where these classic examples are found. These crystals are only mined at the Anahi Mine in the eastern Bolivian jungle (not Brazil like many people believe). For what it's worth, our source in Bolivia told us that there has been little production in recent years, which is why the price keeps going up and you just don't see many of them on the market. The color sections are found on opposing rhombohedral faces of the Quartz typically in triangular sections. When the Ametrine crystals are sliced across the "c" axis, you can see the classic "pinwheel" or "radiation" pattern, and they can also be oriented to create the beautiful bicolor gems for which this material is best known. Here we have a monstrous "Deep Cushion" cut gemstone of Ametrine weighing in at nearly 100 carats (!) with virtually eye clean clarity and a deep saturated color. A true collector's gem in ever sense of the word, but it's not so big that it couldn't be used for jewelry. I could see a stone like this as the centerpiece in a world-class pendant. This stone is legitamtely priced at $4,867.50 retail ($50 per carat), so don't miss out on snagging it for a killer price.

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Bidding History

Bid Amount Bid Time
$1,074 03/28/2020 4:40:00 pm (CDT)
$1,024 03/26/2020 10:41:21 am (CDT)
$999 03/26/2020 8:31:47 am (CDT)