Turquoise #289 | Royston Tourmaline then vivid hot pink and

then vivid hot pink and bright

though we suggest to avoid putting natural pieces in an ultrasonic cleaner as some stones can be brittle

Introducing Queen Bonnie

The Color: Black-Green

A vintage yellow gold diamond ring in a common style of the era

Turquoise #289 | Royston Tourmaline then vivid hot pink andThe Stone: Turquoise with Cuprite natural stabilized The Weight: 19. 25 carats The Origin: Royston District, Nevada The Cut: Oval Cabochon Cut stone measurements: 21. 70mm x 16. 67mm x 7. 71mm 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.