White Dry Ground Mica Powder
Electric Insulation Phlogopite Mica Plate
Unexpanded Perlite Stone Perlite Ore
The main components are block, porous, floating stone perlite, containing a small number of feldspar, quartz porphyry, microcrystalline and various forms of crystalline, hidden crystalline minerals, amphibolite and other circular curved cracks, the fracture is parallax, pearl luster, after weathering for grease luster, stripes white.
The main components are turpentine rock, hydrolyzed turpentine rock and hydrated turpentine rock, containing a small amount of feldspar and white coagulation material, irregular distribution, the fracture is shell-like, turpentine luster, stripes White. The main components are obsidian, obsidian porphyry and hydrated obsidian, containing a small amount of quartz, feldspar porphyry, a very small number of opaque magnetite, corundum, etc., flat or shell shape, partial parallax, glass luster, after weathering for grease luster, stripes white.