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Lomonosov mine. / 65.2911; 41.0181. The Lomonosov mine is one of the largest diamond mines in Russia and in the world. [1] The mine is located in the north-western part of the country in the Arkhangelsk Oblast. [1] The mine has estimated reserves of 220 million carats of diamonds and an annual production capacity of 2 million carats.
Website. Crater of Diamonds State Park. Crater of Diamonds State Park is a 911-acre (369 ha) Arkansas state park in Pike County, Arkansas, in the United States. The park features a 37.5-acre (15.2-hectare) plowed field, one of the few diamond -bearing sites accessible to the public. Diamonds have been discovered in the field continuously since ...
In 1996 the largest diamond found at the mine was discovered. Named the "Colorado Diamond," it was a 28.3-carat (5.66 g) yellow stone and the fifth-largest diamond found in North America. The gem was cut and polished by legendary New York diamond cutter Bill Goldberg which yielded a 5.39-carat (1.078 g) faceted stone that sold for $87,500. [5] [16]
There are a limited number of commercially available diamond mines currently operating in the world, with the 50 largest mines accounting for approximately 90% of global supply. [1] Diamonds are also mined alluvially over disperse areas, where diamonds have been eroded out of the ground, deposited, and concentrated by water or weather action.
The Ekati Diamond Mine, often simply called Ekati, is Canada's first surface and underground diamond mine [1] and is owned by Burgundy Diamond Mines. It is located 310 km (190 mi) north-east of Yellowknife, [2] Northwest Territories, and about 200 km (120 mi) south of the Arctic Circle, near Lac de Gras. Until 2014, Ekati was a joint venture ...
Letseng diamond mine. / 29.00028°S 28.86194°E / -29.00028; 28.86194. The Letšeng Diamond Mine, found in the landlocked Southern African kingdom of Lesotho, is owned by Gem Diamonds, Ltd. and the government of Lesotho, at an elevation of 3,100 m (10,200 ft) it is the world's highest diamond mine.
Diavik Diamond Mine is an industrial complex set in a remote, subarctic landscape. It consists of four kimberlite pipes associated with the Lac de Gras kimberlite field and is located on an island 20 km 2 (7.7 sq mi) in Lac de Gras informally known as East Island. It is about 220 km (140 mi) south of the Arctic Circle.
The Williamson diamond mine is a large open pit mine currently about 90 meters (300 ft) deep. Diamond mining operations at the Williamson diamond mine are composed of four distinct activities: mining of the pit, re-treatment of tailings to recover missed diamonds, and gravel mining both on the property and adjacent to the property where gravel has been alluvially deposited.