Mineral resources
A mineral is a naturally occurring chemical element or compound available in the earth crust. More than 3000 mineral species are known. Some of the important minerals are:
Iron ore
It is a strong and stable metallic mineral used for making iron and steel. It is a cyclic mineral which can be used again and again after due processes
Manganese
It is one of the important mineral used in making iron and steel. It is also used for manufacturing of bleaching powder, insecticides, paints, batteries and china clay
Mica
It is used as insulators in electrical and electronic industry. It can withstand high voltage and has low power loss factor
Bauxite
It is the raw material for making aluminium
Copper
Copper is a good conductor of electricity and is widely used in electrical goods as wires, terminals etc.
Other metallic minerals are gold, tin, tungsten, titanium, zinc etc.
Non-metallic minerals
Sand, brick clays, lime stone, granite, marble, asbestos, salt, sulphur etc.
Fuel minerals
Coal. Lignite. Oil and gas, uranium etc.
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