Ores like copper, tantalum, tin, lead, cobalt, cerium, molybedum, titanium, rutile, illmenite, manganese
Iron oxide, zinc product, aluminum, rutile, ilmenite, struverite, monazite
Quartz, feldspar, glass sand, dolomite
Calcium carbonate, kaolin, fly ash, talc, gypsum, feldspar, silica sand