1. Iron Ore
* Two main types of ore found in India are hematite and magnetite.
* Important hematite mines are in Bellary, Karnataka; Singhbhum, Jharkhand; Keonjhar, Odisha; Bastar, Chhattisgarh and Goa.
* Magnetite ores are mainly in Chikmagalur of Karnataka and North Arcot of TN.
2. Manganese
* Important raw material for smelting of iron ore and making of ferroalloys.
* Leading producer of Manganese is Odisha with major mines at Gangpur, Koraput, Bonai, Kendujhar, Sundergarh, Kalahandi and Bolangir
* Other mines are Dharwar, Ballari, Belagavi, North Canara, Chikkmagaluru, Shivamogga, Chitradurga and Tumkur in Karnataka; Nagpur, Bhandara and Ratnagiri districts in Maharashtra; Balaghat, Chhindwara, Nimar, Mandla and Jhabua districts in MP
3. Bauxite
* Bauxite is used in aluminum making
* Largest producer of Bauxite is Odisha with mines at Kalahandi, Bolangir, Koraput and Sambalpur
* Other major mines are at Lohardaga in Jharkhand; Bhavanagar and Jamnagar in Gujrat; Katni, Jabalpur, and Balaghat in M.P; Pune, Ratnagiri, Satara, and Kolhapur in Maharashtra
4. Copper
* Used in electrical industry as ductile and malleable
* Mixed to gold for strength
* Major mines are at Balaghat in MP; Singhbhum in Jharkhand; Jhunjhunu and Alwar in Rajasthan
5. Mica
* Nellore in Andhra Pradesh produces best quality mica
* Jaipur, Bhilwara, Udaipur in Rajasthan; Mysore and Hasan in Karanataka; Coimbatore, Tiruchirapalli, Madurai and Kanniyakumari in TN; Alleppey in Kerala; Ratnagiri in Maharashtra; Purulia and Bankura in WB