Komatsu mining trucks carrying waste rock in the Orapa diamond mine, Botswana.
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 miles) west of the city of Francistown. Orapa ("resting place for lions") is owned by Debswana, a partnership between the De Beers company and the government of Botswana. It is the oldest of four mines operated by the company, having begun operations in July 1971.
Orapa is of open pit construction and is the largest diamond mine in the world by area. The mine is located on two kimberlite pipes that converge near the surface, covering 1.18 square kilometres at ground level. Orapa operates seven days per week, and produces 20 million tons per year of ore and an additional 40 million tons per year of waste rock. In 2003, the Orapa
mine produced 16.3 million carats (3260
kg) of diamond.
The mine maintains an ISO 14001 certificate for environmental compliance, and places some importance on water conservation and waste management. Source:
Orapa Diamond Mine
Komatsu Limited is a multinational
corporation that manufactures
construction, mining, and military
equipment, industry machinery such as
press machines, lasers, and
Komatsu is the world's second largest manufacturer of Construction and Mining Equipment after Caterpillar.
Open Pit Mining
Open-pit mining, also known as open-cast mining, open-cut mining, and strip mining, refers to a method of extracting rock or minerals from the earth by their removal from an open pit or borrow.
Open pit mining.
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