Mining
Mining, process of extracting useful minerals from the surface of the Earth, including the seas.…
Mineral
Mineral, naturally occurring homogeneous solid with a definite chemical composition and a highly ordered atomic arrangement; it is usually…
Sintering
Sintering, the welding together of small particles of metal by applying heat below the melting…
Blast furnace
Blast furnace, a vertical shaft furnace that produces liquid metals by the reaction of…
Surface mining
Surface mining, method of extracting minerals near the surface of the Earth.…
Hematite
Hematite, also spelled haematite, heavy and relatively hard oxide mineral, ferric oxide (Fe2O3),…
Beneficiation
Beneficiation, removal of worthless particles from pulverized metal ore. Ores Iron ores occur…
Mineral processing
Mineral processing, art of treating crude ores and mineral products in order to separate…


