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Raglan Mine is a large nickel mining complex in the Nunavik region of northern Quebec, Canada. It is located approximately 100 kilometres (62 mi) south of Deception Bay. Discovery of the deposits is credited to Murray Edmund Watts in 1931 or 1932. It is owned and operated by Glencore Canada Corporation.
Hemerdon Mine, alternatively known as the Drakelands Mine or Hemerdon Ball or Hemerdon Bal Mine, [72] is a historic tungsten and tin mine, 11 km (7 miles) NE of Plymouth, near Plympton, in Devon. It lies to the north of the villages of Sparkwell and Hemerdon and adjacent to the large china clay pits near Lee Moor.
East Rand Mine. / 26.10°S 28.32°E / -26.10; 28.32. East Rand Proprietary Mines ( ERPM) is a 125-year-old underground gold mining operation on the Witwatersrand Basin at Boksburg, to the east of Johannesburg. The mine employed 3,850 people. It was the deepest mine in the world until 2008 at 3,585 metres depth, slightly more than the ...
Supergene (geology) In ore deposit geology, supergene processes or enrichment are those that occur relatively near the surface as opposed to deep hypogene processes. Supergene processes include the predominance of meteoric water circulation (i.e. water derived from precipitation) with concomitant oxidation and chemical weathering.
Robinson Mine. / 39.25917°N 114.97333°W / 39.25917; -114.97333. The Robinson Mine is a porphyry copper deposit located at Ruth, White Pine County, Nevada, in the Egan Range, 4 miles (6.4 km) west of Ely. The mine comprises three large open pits: Liberty, Tripp-Veteran and Ruth. The ore is extracted using conventional surface methods ...
Deucha Panchami Coal Mine. / 23.9906°N 87.52425°E / 23.9906; 87.52425. Deucha Panchami (ডেউচা-পাঁচামি) coal mine or Deaucha Panchami coal block is a coal mine situated in Deucha and Panchamati area under Mohamadbazar community Development Block of Birbhum district, West Bengal, India. This coal mine or block ...
Grasberg mine. / 4.05278°S 137.11583°E / -4.05278; 137.11583. The Grasberg mine has one of the largest reserves of gold and copper in the world. [2] [3] It is located in Mimika Regency, Central Papua, Indonesia near Puncak Jaya. It is operated by PT Freeport Indonesia (PTFI, see below ), a joint venture between the government of ...
Gold mining in Alaska. Gold mining in Alaska, a state of the United States, has been a major industry and impetus for exploration and settlement since a few years after the United States acquired the territory in 1867 from the Russian Empire. Russian explorers discovered placer gold in the Kenai River in 1848, but no gold was produced.
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