Turquoise #107B | Manassa Onyx you often hear of what's

you often hear of what's referred to as "the 4 C's": color

South Australia

Elegant ring set with black opal that displays electric blue and green colors

faceted round cuts

Turquoise #107B | Manassa Onyx you often hear of what'sThe Stone: Turquoise natural stabilized The Weight: 39. 71 carats The Origin: Manassa, Colorado The Cut: Barrel Cabochon Cut stone measurements: 31. 78mm x 20. 38mm x 8. 73mm 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 are known