What are the advantages and disadvantages of mining ores Answers. ... The National Iron Ore Mining Company was founded in 1979 and given the mission to explore, exploit, process, and . Radioactive mine tailings were reported to be a danger to local people living around mining fields in Jos.

So, in these cases underground mining is more cost effective. The downside is that human health and safety are at greater risk from mine caveins, flooding from groundwater or sea water, methane explosions in coal mines, or failure of air ventilation equipment.

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Jun 25, 2013· What are the advantages and disadvantages of mining – Wiki Answers The advantage is that it supplies raw materials (metals, coal) that are needed to build and maintain modern industries and economies.

Surface mines offer advantages and disadvantages when compared to underground mining. Amongst the advantages are that it is cheaper, can recover more of the resource (usually up to within the mining excavation), is safer and can use largerscale mining equipment offering higher production rates.

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Jul 22, 2016· iron ore mining disadvantages offers 121 advantages and disadvantages of ball mill products. About 92% of these are mine mill. A wide variety of advantages and disadvantages.

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What are the advantages and disadvantages of iron .. Dec 06, 2007 · Best Answer: Are you asking which is better scrap metal or iron ore or which type of ore is better FE^2 O^3 Hematite or FE3^ O^4 Magnetite? Magnetite is ...

Uranium Mining and Milling Wastes: An Introduction. URANIUM MINES Most uranium ore is mined in open pit or underground mines. The uranium content of the ore is often between only % and %.

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14 Advantages and Disadvantages of Coal. 54153. ... Coal is a fossil fuel, extracted through mining, and it is cheap and easy to use. On the other hand, burning coal can also have significant consequences to local and global environments. ... Here Are the Advantages of Coal. 1. .

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Nov 19, 2008· Best Answer: Advantages : Mining will generate employment in the locality. It will also increase income of the district through tax. Disadvantages : Mining will definitely create damage to the environment. Large area of land will be affected and utilized starting from blasting, preparation of .

Jul 14, 2018· Mining Techniques of the Sierra Nevada and Gold Country. Panning was the oldest and simplest way to separate gold from surrounding rock. . The primary disadvantage was that the rocker had difficulty in trapping the .. was placed into barrels where mercury covered copper plates trapped the gold.

Iron Ore Advantages And Disadvantages . Iron Ore Advantages And Disadvantages: disadvantages for society mining copper visicomcouk. the advantages and disadvantages of mining iron ore what are the advantages and disadvantages of mining Iron ore mining in .

Advantages. Metals are used daily by most people, so are useful. Mining metals gives miners work to do, so money is brought into the economy leading to better quality of life.

Aug 05, 2011· Mining iron ore is a bit cheaper then any other method of getting iron. You dig, you throw in a bunch of chemicals and some heat at the ore, and now you have steel. Recycling steel is a bit less energyintensive, but there is not enough recycled steel to satisfy our demands.

The advantages of surface mining are: It is cheaper to extract the ore or metal than underground mining Disadvantages Of Sub Surface Mining Page 10 of. Get Price; Advantages of subsurface mining over surface Advantages of subsurface mining over surface mining Products.

Scarring of the landscape from mining, quarrying, waste tips etc. as well as loss of wildlife habitat. Noise from process operation or transport of raw materials and products Sulphur dioxide gas from copper extraction of its sulphide ore is an irritating poisonous gas which can also cause acid rain.

The advantages of this type of mining does not disrupt the environment and reduces air and water pollution related with smelting ores and the use of hazardous chemicals. On the downside, this type of processing is slow.