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Iron Ore Resources, Reserves and Distribution in India

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Iron Ore Resources, Reserves and Distribution in India

April 4, 2023 nflg 0 Comments

iron ore Resources, Reserves and Distribution in India

Iron ore is abundantly available in the Earth’s crust. It forms basic raw material for Iron & Steel industry. India has large reserves of good quality of iron ore which can meet the growing demand of domestic iron & steel industry and can also sustain considerable external trade. With the total resources of over 25.25 billion tonnes (both haematite & magnetite), India is one of the leading producers as well as exporters of iron ore in the world.

Haematite and magnetite are the most prominent of the iron ores found in India. Indian deposits of haematite belong to pre-Cambrian iron ore series and the ore is within banded iron ore formations occurring as massive, laminated, friable and also in powdery form. The major deposits of iron ore are located in Jharkhand, Orissa, Chattisgarh, Karnataka and Goa States. NFLG can supply you haematite crusher and magnetite crusher for sale such as haematite jaw crusher , magnetite cone crusher , etc.

About 60% of haematite ore deposits are found in the Eastern sector and about 80% magnetite ore deposits occur in the Southern sector, especially in Karnataka. Of these, haematite is considered to be superior because of its high grade. Indian deposits of haematite belong to the pre-Cambrian iron ore series and the ore is within banded iron ore formations occurring as massive, laminated, friable and also in powder form. India possesses haematite resources of 14,630 million tonnes of which 7,004 million tonnes are reserves and 7,626 million tonnes are remaining resources. Major haematite resources are located mainly in Jharkhand-4036 million

tonnes (28%), Orissa-4761 million tonnes (33%), Chattisgarh-2731 million tonnes (19%), Karnataka-1676 million tonnes (11%) and Goa-713 million tonnes (5%). The balance resources are spread over in the state of Maharashtra, Madhya Pradesh, Andhra Pradesh, Rajasthan, Uttar Pradesh and Assam together contain around 4% of haematite.

Magnetite is the other principal iron ore occurring in the form of oxide which is either of igneous or metamorphoses banded magnetite silica formation, possibly of sedimentary origin. The magnetite resources are placed at 10,619 million tonnes of which only 207 million tones constitute reserves located mainly in Karnataka and Goa. The balance 10,413 million tones constitute remaining resources. A major share of magnetite resources is located in Karnataka- 7812 million tonnes (74%), Andhra Pradesh-1464 million tonnes (14%), Rajasthan-527 million tonnes & Tamil Nadu-482 million tonnes (5% each), and Goa-214 million tones (2%). Assam, Jharkhand, Nagaland, Bihar, Madhya Pradesh and Maharashtra together account for a meager share of magnetite resoures. The most important magnetite deposits are located in Babubadan, Kudremukh, Bellary, Anadurga and Bangarkal areas of Karnataka, Goa region, Ongole and Guntur districts of Andhra Pradesh etc. Other deposits are also located in Jharkhand, Bihar, Tamilnadu, Kerala and Assam etc. However, reserves of high grade ore may be a cause of concern. The total iron ore resources are estimated at 25.25 billion tonnes, of which Heamatite ore resources stands to the order of 14.63 billion tonnes and the remaining 10.61 billion tonnes are magnetite as on 1.4.2005 (Source: IBM, Nagpur).

The details of iron ore resources/reserves as per UNFC system for haematite & magnetite ores and its distribution in the different states of India are given in the Table No. 2.3.2.1 to 2.3.2.4. The Indian resources of iron ore have been made compatible with United Nations Framework Classification (UNFC) which is more scientific and adopted in most countries of the world. The resource positions since 1-1-1980 till 1-4-2005 have been given in table below.

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