Precious stones and minerals
Metal ores
Fluorspar
Silica fume, microsilica, densified silica fume, dioxido de silico, fumed silica
Zinc ore, lead ore
Magnesium
Zircon sand
Ores
Manganese ore
Metal ore, copper
Ore, mineral
Synthetic rutile
Ore of antimony lead steel cooper, nickle
Lead/zinc ore
Chrome ore lump/concentrate, manganese ore
Manganese ores (fines and lumps both are okay) or manganese dioxide powders in long terms
Chrome ore, chrome concentrate
Chrome ingot
Metal mineral
Zirconia sand