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nature : known garnet stone. Garnet is the name group minerals. Their representatives chemical formula for A3B2 (SiO4) 3, A-3 divalent cations on behalf of calcium, iron, magnesium, manganese, B divalent cations on behalf of three aluminum, iron, chromium, manganese, etc.; Yes composition portland structure of the island, its isomorphous widespread phenomenon. The minerals are common : Mg-Al garnet, Shanxi, manganese aluminum garnet, aluminum garnet calcium, calcium and iron garnet, uvarovite, leucite, cesium garnet stone. Equiaxed crystal. Crystal appearing intact rhombus face 12-March 8, or 1.40 - or both - poly shape. Also granular or block the collectivity. Color mixed with different ingredients change. But the dark-red, reddish-brown to more opaque, translucent, transparent there. A glass sheen, a fracture oil sheen, traces of the general white. Hardness 6.5-7.5. Density 3.1-4.3. All widely used system for grinding material, transparent and beautiful color for gems. Cesium leucite is known containing cesium highest mineral extraction of cesium, and the preparation of cesium salts important mineral raw materials.
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