what is iron source with extraction- Chemistry Analysis

The processes of and formation, go through several stages as follows: Blasting or blasting. To extract from the , Taconite rocks are detonated using explosives, due to the rigidity and hardness of this type of rock. The taconite is a new sedimentary rock, a variety of formations. Transportation

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    Mining is the of valuable minerals or other geological materials from the Earth, usually from an body, lode, vein, seam, reef or placer deposit.These deposits form a mineralized commodity that is of economic interest to the miner. Ores recovered by mining include metals, coal, oil shale, gemstones, limestone, chalk, dimension stone, rock salt, potash, gravel, and clay.

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    from . In the 12th century, men started to mine from rock. They learnt how to recognize rock that contained and broke off pieces of rock by lighting fires against it, to make it brittle. The work was done from the surface down, excavating the rock in opencast mines and following the veins of .

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