- Brownish in colour
- Found in solely in igneous and metamorphic rocks.
- Usually found in metal state and hence one of the earliest metals which was exploited by humans.
- Though copper is very soft, mixing with Tin makes bronze which is harder and tougher and useful for making weapons and tools. Hence Bronze age.
- Present day industrial significance began with electricity where copper wires are very efficient in electricity transmission.
DISTRIBUTION
- Chile: 30 % of world resources, largest deposit in Chuquicamata district
- Peru: Cerro De Pasco region
- USA
- Indian distribution:
- Singbhum, Hazaribagh, Khetri
- Arguncha-rampura in Bhilwara
