Turquoise #5 | Pilot Mountain Rings is a unique combination of

is a unique combination of secondary copper minerals that include turquoise

3mm band width

red on black(

The Stone: Lightning Ridge Semi-Black Crystal Opal

Turquoise #5 | Pilot Mountain Rings is a unique combination ofThe Stone: Turquoise natural stabilized The Weight: 38. 28 carats The Origin: Pilot Mountain Mine, Nevada The Cut: Oval Cabochon Cut stone measurements: 28. 06mm x 19. 79mm x 9. 63mm 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