12mmx 10mm Cushion Buff Top Genuine Lapis Lazuli Cabochon, High Quality Ransom & Randolph Includes 2 rubber gaskets (seals)

Includes 2 rubber gaskets (seals) and 2 brass water gauge nuts (5/8")

Round shape

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

Nine grits available from 120 to 1500 for full-range surface finishing

12mmx 10mm Cushion Buff Top Genuine Lapis Lazuli Cabochon, High Quality Ransom & Randolph Includes 2 rubber gaskets (seals)Lapis 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