Explanation
Ferrous minerals are those minerals contain iron - metallic in nature e.g. iron ore, manganese. Non-Ferrous minerals are those minerals that do not iron .e.g. copper, gold, lead etc.
Petroleum refining or Oil refining is an industrial process in which crude oil is extracted from the ground and transformed and refined into useful products like Liquefied Petroleum Gas (LPG), kerosene, asphalt base, jet fuel, gasoline, heating oil, fuel oils etc.
Magnetite is the finest iron ore with a very high content of iron up to 70 per cent. It has excellent magnetic qualities, especially valuable in the electrical industry. Hematite ore is the most important industrial iron ore in terms of the quantity used, but has a slightly lower iron content than magnetite. (50-60 per cent).
STATE SHARE
Jharkhand 25%
Orissa 21%
Karnataka 20%
MP and Chhattisgarh 18%
Goa 11%
State Share
Orissa 50.16%
Gujarat 15.82%
Jharkhand 11.87%
Maharashtra 9.87%
Chhattisgarh 6.18%
Mica is mainly used in the electrical and electronic industries. It can be split into very thin sheets which are tough and flexible. Mica in India is produced in Jharkhand, Andhra Pradesh, Telanganga and Rajasthan followed by Tamil Nadu, West Bengal and Madhya Pradesh.
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