7.65+ct. Mexican Fire Opal Cushion Loose 16x12mm Stone Scratch & Dent

Itemnumber: mg05

Availability: in stock
$ 217.13
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Scratch & Dent...Auction Only.
*"AS IS", Non-Returnable!
Stone is cracked.
This is HUGE a 7.65 carat plus Mexican Fire Opal in a Cushion cut approximately measures 16x12mm.Mexican fire opal is a transparent to translucent brilliant, bright orange red form of common opal.Mexico has some of the most important sites for fire opals in the world.Fire opals are quite different than other opals. Fire Opal was born in fire, in the ancient volcanoes of Mexico.Fire opal forms when water seeps into silica-rich lava, filling seams and hollows.Under heat and pressure, the silica forms a solid gel.The opal is the official birthstone for October.