de-mining
81Mining in Chile — The mining sector in Chile is one of the pillars of Chilean economy and copper exports alone stands for more than one third of government income. Most mining in Chile is concentrated to the Norte Grande region spanning most of the Atacama Desert …
82Mining methods of the Klondike Gold Rush — See also: Klondike Gold Rush, Mining Contents 1 During the Klondike Gold Rush (1896 1910) 1.1 Methods of bringing out the gold 1.1.1 Underground mining …
83mining — The process or business of extracting from the earth the precious or valuable metals, either in their native state or in their ores @ mining claim A parcel of land, containing precious metal in its soil or rock, and appropriated by an individual …
84mining — The process or business of extracting from the earth the precious or valuable metals, either in their native state or in their ores @ mining claim A parcel of land, containing precious metal in its soil or rock, and appropriated by an individual …
85Mining and metallurgy in medieval Europe — The Middle Ages in Europe cover the time span from the 5th c. AD, marked by the decay of the Roman Empire, to the 16th c. AD, when social and economic factors shifted Europe towards the Modern Era. During the millennium between classical… …
86Mining in the United Kingdom — Kellingley Colliery on the border of West and North Yorkshire. Mining in the United Kingdom produces a wide variety of mineral fuels, metals, and industrial minerals. In 2006, there were over 2200 active mines, quarries, and offshore drilling… …
87Mining industry of Equatorial Guinea — The regulation of mining in Equatorial Guinea is handled by the Ministry of Mines, Industry, and Energy, which oversees activities in the mining and petroleum industries.[1] Petroleum exploration and production is the core of Equatorial Guinea s… …
88Mining in Mauritania — Mauritania’s mineral sector was dominated by iron ore mining and benefciation. Other mineral commodities produced in the country included cement, copper, gold, gypsum, petroleum, salt, and steel. The Ministère des Mines et de l’Industrie was the… …
89Mining rock mass rating — Laubscher developed the Mining Rock Mass Rating (MRMR)[1][2][3][4][5] system by modifying the Rock Mass Rating (RMR) system of Bieniawsk …
90Mining in Equatorial Guinea — The regulation of mining in Equatorial Guinea is handled by the Ministry of Mines, Industry, and Energy, which oversees activities in the mining and petroleum industries.cite web|url= http://www.equatorialoil.com/pdfs/EQG%20Brochure%20August%20200… …
