Calcite rocks
Mineral materials and foods
Celestine
Beryllium ore
Chromite sand
Beryllium Ore
Melamine
Phosphate ore (p2o5 25%)
Ilmenite (synthetic rutile)
Molybdenum Concentrate
Chrysotile asbestos
Glauconite
Bleaching earth
Iridium, osmium and rhodium material
Pyrophyllite
Melamine
Californium Ore
Diatomaceous earth