Carved Turquoise & Coral Ring in Sterling Silver | Vintage, c.1970's Quartz Natural spinel ranks 8 on

Natural spinel ranks 8 on the Mohs hardness scale

The center stone of this handmade black boulder opal ring shows brilliant blue and green flashes

A hefty piece and a brilliant flasher

likely origin: Red Mountain

solid (earrings)

Carved Turquoise & Coral Ring in Sterling Silver | Vintage, c.1970's Quartz Natural spinel ranks 8 onA Bit About The Piece Southwest artisan made silver ring set with carved coral and turquoise stones. Details, details The Stones: Turquoise & Coral, natural Turquoise: stone count: 1 origin: Royston Mining District, Nevada cut: carved freeform oval shaped cabochon stone measurements (millimeters): 9. 70mm x 8. 61mm stone measurements (inches): 0. 4" x 0. 33" treatments: not dyed, stabilized Coral: stone count: 1 origin: Mediterranean Sea cut: carved