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Problems Associated With Underground Mining

underground mining methods and equipment,1. underground mining methods 1.1. classification of underground mining methods mineral production in which all extracting operations are conducted beneath the ground surface is termed underground mining. underground mining methods are usually employed when the depth of the deposit and/or the waste to ore ratio (stripping ratio) are.environmental effects of underground salt mining and mine,mining and mineral resources have been an important part in the history of civilizations and the retsof salt mine was once one of the largest operations in underground salt mining in the world. the mine produced millions of tons of rock salt throughout its one hundred and ten year lifetime up to its collapse and flooding in 1994..environmental effects of underground salt mining and mine,mining and mineral resources have been an important part in the history of civilizations and the retsof salt mine was once one of the largest operations in underground salt mining in the world. the mine produced millions of tons of rock salt throughout its one hundred and ten year lifetime up to its collapse and flooding in 1994..underground mining has severe environmental impacts,new geologic studies suggest that underground mining of coal may cause more environmental damage over long periods of time than surface strip mining followed by proper reclamation, according to the u.s. geological survey (usgs). while underground mining initially disturbs only a small portion of the surface above a mined area, long‐term effects.

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