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Acid mine drainage, acid and metalliferous drainage (AMD), or acid rock drainage (ARD) is the outflow of acidic water from metal mines and coal mines.[citation...43 KB (4,809 words) - 16:25, 3 August 2024
Adit (redirect from Drainage gallery)was the main restriction on deep mining. Adits are useful for deeper mines. Water only needs to be raised to the drainage adit rather than to the surface...10 KB (1,302 words) - 14:46, 1 August 2024- water. Large amounts of water used for mine drainage, mine cooling, aqueous extraction and other mining processes increases the potential for these chemicals...87 KB (10,656 words) - 22:31, 31 October 2024
Drainage is the natural or artificial removal of a surface's water and sub-surface water from an area with excess water. The internal drainage of most...15 KB (1,755 words) - 22:35, 15 November 2024- health history. Mining has a number of environmental impacts. In the United States, issues like mountaintop removal, and acid mine drainage have widespread...18 KB (2,162 words) - 10:06, 14 November 2024
Open-pit mining, also known as open-cast or open-cut mining and in larger contexts mega-mining, is a surface mining technique that extracts rock or minerals...21 KB (2,552 words) - 21:56, 26 August 2024
"How can metal mining impact the environment?". American Geosciences Institute. 2014-11-13. Retrieved 2022-06-18. "Acid Rock Drainage | novascotia.ca"...26 KB (3,180 words) - 16:45, 16 July 2024
land ownership as it affects the availability of land for mining and access; surface drainage patterns; groundwater conditions; availability of labor and...78 KB (11,990 words) - 02:23, 28 September 2024- The disaster led to drastic reforms in the country's mining policy. A fracture in the drainage tunnel of a large pit containing leftover mine tailings...14 KB (1,604 words) - 05:31, 19 March 2024
- station can be economically run. Drainage tunnels have frequently been constructed to drain mining districts or to serve drainage districts. Emissary comes from...3 KB (360 words) - 23:19, 8 February 2024
Tailings (redirect from Tailings (mining))of mine cleanup has typically been 10 times that of mining industry estimates when acid drainage was involved. The greatest danger of tailings ponds is...29 KB (4,217 words) - 07:52, 21 October 2024- Where standard gas drainage techniques are ineffectual, mine operators have a number of options. These may include: Remote mining - mining is carried out...6 KB (867 words) - 15:49, 24 October 2024
called "acid mine drainage", not all abandoned mine drainage is acidic. The most common form of abandoned mine drainage is acid mine drainage, which is highly...10 KB (974 words) - 18:41, 13 April 2023
Bauxite (redirect from Bauxite mining)even more on intense weathering conditions in a location with very good drainage. This enables the dissolution of the kaolinite and the precipitation of...25 KB (2,820 words) - 22:32, 28 October 2024
Mining is the extraction of valuable geological materials and minerals from the surface of the Earth. Mining is required to obtain most materials that...110 KB (13,053 words) - 10:42, 21 October 2024
Slope mining is a method of accessing valuable geological material, such as coal or ore. A sloping access shaft travels downwards towards the desired material...2 KB (156 words) - 16:26, 25 July 2023- Steam-assisted gravity drainage (SAGD; "Sag-D") is an enhanced oil recovery technology for producing heavy crude oil and bitumen. It is an advanced form...33 KB (4,066 words) - 18:18, 17 April 2024
Mining in France is based solely on the nature of the material, whether extracted from the surface or underground. These include fuels (coal, hydrocarbons...33 KB (4,007 words) - 21:49, 8 July 2024
The Leadville mining district, located in the Colorado Mineral Belt, was the most productive silver-mining district in the state of Colorado and hosts...22 KB (2,629 words) - 20:54, 20 September 2024- the beginning of open-pit mining, as acidic and metal-rich water drained into the Alamosa River. Drainage from open-pit mining often has a pH below 3 and...21 KB (2,060 words) - 21:23, 7 August 2024
- to secure drainage by driving a drainage tunnel or “adit” from the shaft to the valley. Still another problem which has to be faced in mining is that of
- political economist, sanitary authority, poor-law reformer, prisoner-reformer, drainage enthusiast, or other practical friend of improvement, whom genial accident
- industries like opencast mining and quarrying, which take place in open spaces and may be affected by wind and rain. Drainage is essential for industries