... as calcium carbonate, talcum, kaolin, zirconium silicate, wollastonite, graphite, silica powder, tourmaline, mica, barite, plaster, betonite, diamond, quartz, diatomite, feldspar, calamite ... varied alloy, etc.Other application such as pharmaceutical, agricultural pesticide, abrasive, food, cement, ceramic, soil, pigment, scientific research teaching, oil exploration ...