... , calcite, talcum, barite, fluorite, thulium,marble, porcelain, bauxite, manganese, iron ore, copper ore, phosphorite, ferric oxide(red), zirconium, slag, active carbon, dolomite, granite ... fertilizer, coal ash, soft coal, lignite, magnesite, chrome oxide, gold mine, red mud, clay, kaolin, coke, china clay, kyanite, fluorite, rhyolite ...