Garnet Sand , derived from mined Almandite and Andradite mineral deposits, is a semi-precious stone.Once extracted, it is processed and then screened to the desired grade. The combination of the high density and physical properties make Garnet nature's most highly efficient, effective and safe abrasive for both wet and dry blasting applications Pink Color 30-60 Mesh Alluvial Garnet Sand for Sandblasting Main Applications 1 Water filtration media 2 Sand blasting media 3 Water jet-cutting abrasive suggested materials: tile, Marble, granite, stone, stainless steel, steel plate. 4 Precise water jet-cutting, hole drilling, lapping 5 making coated or bonded abrasive tools