Turquoise #266A | Pinto Valley Birthstone - Loose A Solid Black Crystal Opal

A Solid Black Crystal Opal Ring in Yellow Gold

5mm x 8mm (including stone)

stone measurements: 26mm x 13

66 carats

Turquoise #266A | Pinto Valley Birthstone - Loose A Solid Black Crystal OpalThe Stone: Turquoise natural stabilized The Weight: 10. 57 carats The Origin: Pinto Valley Mine, Arizona The Cut: Oval Cabochon Cut stone measurements: 16mm x 11m x 6mm The Color: Blue with Black matrix 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