Turquoise #203 | Royston Birthstone - Loose variscite is colored by aluminum

variscite is colored by aluminum elements

Inclusions of other copper-bearing minerals such as azurite

65 carats

The Weight: 6 carats

5 inches x 1

Turquoise #203 | Royston Birthstone - Loose variscite is colored by aluminumThe Stone: Turquoise natural stabilized The Weight: 20. 88 carats The Origin: Royston District, Nevada The Cut: Oval Cabochon Cut stone measurements: 25. 19mm x 18. 85mm x 6. 49mm 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