Supplier: Talc, mica, fly ash, bauxite, calcined bauxite, potash feldspar, quartz, sand, silica sand, micro silica, silica fume, bentonite, bleaching clay, ball clay, ethyl acetate
Supplier: Gypsum rocks, gypsum powder, rock salt (industrial salt and deicing salt), food grade salt, sodium bicarbonate, limestone, white limestone (marble chips), sulphur (granular, lumps)
