1: copper 1.copper concentrate >15% sulfur 25% 2.copper ore >40% 3.copper compound >10% sulfide or oxide both required as
Copper Ore, Iron Ore
Iron ore, minerals ore
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Copper ore
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Iron ore, copper ore
Copper ore, iron ore
Iron Ore
Iron Ore And Manganese Ore
Chromite Ore and Conc.
Iron Ore
Antimony ore, coal, iron ore
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Copper ore, iron ore
Copper Ore, Iron Ore
Minerals
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Copper ore