Turquoise #59 | Sleeping Beauty Opal Jewelry Boulder opal is known for

Boulder opal is known for its durability among opal varieties

is a unique combination of secondary copper minerals that include turquoise

commonly referred to as "tanzanite

The Weight: 11

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Turquoise #59 | Sleeping Beauty Opal Jewelry Boulder opal is known forThe Stone: Turquoise natural unstabilized The Weight: 40. 74 carats The Origin: Sleeping Beauty Mine, Arizona The Cut: Oval Cabochon Cut stone measurements: 34mm x 19. 24mm x 8. 46mm About Turquoise: What once was regarded a common byproduct of copper mining is now realized to be a rather scarce gem. Typically found in or near copper mines around the world, turquoise from each locality differs in color, quality, character, and rarity. Certain mines