Copper is the second anciently known metal, after gold.
Copper mostly occurs in the combined state. It may occur in the free state which is regarded only a minor source:
i-Copper pyrites or chalcopyrite: Cu2S. Fe2S3 or Cu Fe S2
ii-Copper glance or chalcocite: Cu2 S
iii-Bornite or Peacock ore: 3 Cu2S. Fe2 S3
i- Cuprite Cu2O
ii- Melaconite: CuO
3. CARBONATE ORES
i-Malachite CuCO3 Cu(OH)2
ii- Azurite 2 CuCO3Cu(OH)2
COPPER ORES IN PAKISTAN
In Pakistan copper ores are found in North Waziristan Agency, Chitral State, Dir State, Gilgit Agency, Hazara District and Chaghi District. Saindak Metals Private Limited has implemented Saindak Copper Gold Project in Chaghi but the project stands closed since January 1996 due to lack of working capital.