12mmx 10mm Cushion Buff Top Genuine Lapis Lazuli Cabochon, High Quality Ransom & Randolph Round shape

Round shape

or as little as 5 minutes at or above 1472°F (800°C)

50 ct 20E-226PO 18K White Gold 5

one of 8 color-coded sizes available in this series

12mmx 10mm Cushion Buff Top Genuine Lapis Lazuli Cabochon, High Quality Ransom & Randolph Round shapeLapis Lazuli has been mined in the mountains of Afghanistan for more than 6,000 years these mountains are the world's oldest known commercial gemstone mines. Prized throughout antiquity as much as sapphire, Lapis Lazuli's vivid blue was historically ground to produce pigment before synthetic dyes existed. Technically a rock rather than a single mineral, Lapis Lazuli is composed of varying amounts of lazurite, pyrite, and calcite. Lazurite delivers the