Ore - WikipediaAn ore is a type of rock that contains sufficient minerals with important elements including . The grade or concentration of an ore mineral, or metal, as well as its form of . Ore deposits are classified according to various criteria developed via the . IOCG or iron oxide copper gold deposits, typified by the supergiant Olympic.grading and classification of iron ore,Classification, Distribution and Uses of Ores and Ore Deposits2.1.1 Classifications Based on the Use of the Metal or Ore. Mineral .. which are mined for tin as the mineral cassiterite (SnO2), iron as magnetite (Fe3O4) . its presence boosts the copper grade, the mineral in malleable and tends to gum up.
grading and classification of iron ore