1: copper
1.copper concentrate >15% sulfur 25%
2.copper ore >40%
3.copper compound >10%
sulfide or oxide both required
as
Iron ore, copper ore
Copper Ore
Chromite Ore and Conc.
Ores and concentrates like copper concentrate, copper ore
Copper ore and zinc ore
Lead ore and copper ore
Bitumen copper ore , manganese ore
Copper ore and copper concentrate, zinc