Our natural garnet is a kind of hard-rock garnet, which is used widely in water filtration, sandblasting, rubber and plastics, deep oil welling, water jet-cutting, abrasive polishing and some other special application. The deposit is an almandine which contain garnet from 60%-75%. Due to the garnet is processed from big rock lump, we can process the garnet with the size ranging from 4 mesh to 200 mesh, this is our advantage. We can meet our customers' requirements both in quality and size hardness7.5-8.0% SiO238-40 % melting point1338-1450c CaO8.5 % specific gravity3.7-4.5 g/cm3 MgO5-6 % acid resistance98.81% FeO18-20 % alkali resistance98.62% AL2O3:20-23 % TiO2:1.0-1.5 % Fe2O3:4.5 %