12mmx 10mm Cushion Buff Top Genuine Lapis Lazuli Cabochon, High Quality Ransom & Randolph Nine grits available from 120

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

one of 8 color-coded sizes available in this series

use well-annealed sheet metal within the recommended gauge range and follow your rolling mill or press manufacturer's guidelines

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

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

12mmx 10mm Cushion Buff Top Genuine Lapis Lazuli Cabochon, High Quality Ransom & Randolph Nine grits available from 120Lapis 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