The world's largest diamond mine

The world's biggest diamond mine located in Australia, Argyle diamond mine bernamaTambang located in the north of Western Australia. diamond was discovered in 1976 in a river. Diamond has been eroded from an ancient volcano that erupted 1.1 million years ago.
When a volcano cools, igneous rock channel residual lintasanya very deep and is 2 kilometers. Diamonds formed at very high temperatures in this rock, and now this mountain contains one of the world's richest diamond deposits.
This mine is a large gaping open pit in the ground. Every day about 25,000 tonnes of rock excavated. It produces about 23 kilograms of diamonds. Each year about 8.5 tons of diamonds have been sold.
Argyle is the only diamond mine in Australia. The production is very high which is now Australia has become the fifth largest diamond exporter in the world. Ordering:
Russia, Botswana, South Africa, Zaire, and Australia.
Transparent good quality diamonds used for jewelry. Another type of diamond used in industry. Diamonds are used for cutting metal or stone that is very hard. Most diamonds used for jewelry are cut and formed in Bombay, India.
Argyle mine employs 700 people to mine diamonds. They work for twelve hours every day. This work is difficult because diamonds are very small and very precious. Most workers live in the city of Perth which is located 1600 kilometers south of the mining area. The workers are in a plane flying from Perth to mining. They work for two weeks. Then they go home by plane to Perth for two weeks