Copper ore, cobalt ore, selenium.
Chromium ore.
Quartz powder, felspar , talc powder, china clay.
Milled natural zeolite (61% silica content), ball quartz silica (crytal clear & milky white 99.97% silica content & 0.003% fe).
Minerals.
Brown fused alumina products.
Cobalt ore.
Calcite.
Manganese ore.
Precious minerals.
Industrial minerals.
Nickel ore.
Chromite.
Molybdenum concentrate, ferromolybdenum, tungsten concentrate.
Cobalt oxide, cobalt sulfate.
Manganese ore, chromite ore.
Refractory materials, minerals, graphite and products.
Crome ore.
Diatomite, diatomite filter aid, filling, carrier.
Anthracite, chrome sand, manganese.
