garnet sand for Sand Blasting, garnet sand for Water jet Cutting, garnet sand for Water Treatment/Filtration, SiC Abrasive, Oil facturing proppant, Aluminum Oxide
$140-140
garnet sand for Sand Blasting, garnet sand for Water jet Cutting, garnet sand for Water Treatment/Filtration, SiC Abrasive, Oil facturing proppant, Aluminum Oxide
Single chip. Complete crystal shape, often with a rare collection granular and column column. Dark green, green, blue, green, sometimes even in gray. Stripe is colorless or virescent. Vitreous burnish. Hardness 5 ~ 6. Density 3.29 ~ 3.37 g/cm ^ 3.
Mainly from eclogite, in blue stone schist.Chemical composition: green pyroxene are thoroughly pyroxene - jadeitic jade among series is pyroxene, a variant. Contain 5-9 Al2O3 and small amounts of Na2O, some Fe2O3.
Characteristic
Mohs Hardness 6.2-6.7
Melting Point 1100°c