|Merlin diamond mine|
The Merlin diamond mine is located in the Northern Territory of Australia, about 80 kilometres south of Borroloola. It is one of only three diamond mines in Australia.The mine has an unusually high proportion of gem-quality diamonds: 65% of production is gem-quality, and only 35% is classified as near-gem or industrial quality.It is Australia's second mine, closed in mid-2003 after a four year life in which it produced 500,000 ct of high quality diamonds.
Reserves/Resources: The known ore grade at Merlin is about 0.2 carats (40 mg) per tonne.The mine closed in mid-2003 after a four year life in which it produced 500,000 ct of high quality diamonds. The mine and surrounding aeas have been sold to Striker Resources. The mine had an initial start up production of 200 000ct which was realised in 2000, with a capacity to increase to 300 000 ct per year.
Products: Produced about 500,000 carats (100 kg) of high quality diamonds from 2000 to mid-2003.
Owner: North Australian Diamonds Limited
|Damtshaa diamond mine|
The Damtshaa diamond mine is a diamond mine located in Botswana about 220 kilometers (140 mi) west of the city of Francistown. Damtshaa is of open pit construction, located on top of four distinct kimberlite pipes of varying ore grade.
Reserves/Resources: The mine is forecast to produce about 5 million carats (1,000 kg) of diamond from 39 million tons of ore over the projected 31 year life of the mine.
Products: 292,000 carats in 2003
|Jwaneng diamond mine|
The Jwaneng diamond mine is the richest diamond mine in the world and is located in south-central Botswana about 120 kilometers (75 mi) west of the city of Gaborone, in the Naledi river valley of the Kalahari.The high rate of diamond extraction, combined with high quality diamonds fetching excellent per weight prices, make the Jwaneng diamond mine the richest diamond mine in the world by value of recovered diamonds.
Reserves/Resources: The reserves will allow production at current levels to continue for 27 years.
Products: 15.6 million carats in 2006
|Orapa diamond mine|
The Orapa diamond mine is the world's largest diamond mine. The mine is located in Orapa, a town in the Boteti Sub-District of Botswana about 240 kilometers (150 mi) west of the city of Francistown.Orapa is of open pit construction.
Reserves/Resources: The reserves will allow production at current levels to continue for 30 years.
Products: 16.3 million carats in 2003