Mineral Resources in Tamil Nadu
- Tamil Nadu has a few mining projects based on Titanium, Lignite, Magnetite, Graphite, Limestone, Granite and Bauxite.
- The first ones the Naively Lignite Corporation that hassled development of large industrial complex around Naively in Cuddalore district with Thermal power plants, Fertilizer and Carbonisation plants.
- Magnetite mining is at Salem from which mining of Bauxite ores is carried out at Yaracuy and this region is also rich in Iron Ore at Kanjamalai.
- Molybdenum is found in Karadikuttam in the Madurai district.
Share of Mineral Resources in TN:
| Mineral | Reserve(Tonnes) | National Share |
| Lignite | 30,275,000 | 87% |
| Vermiculite | 2,000,000 | 66% |
| Garnet | 23,000,000 | 42% |
| Zircon | 8,000,000 | 38% |
| Graphite | 2,000,000 | 33% |
| Limonite | 98,000,000 | 28% |
| Retile | 5,000,000 | 27% |
| Monazite | 2,000,000 | 25% |
| Magnesite | 73,000,000 | 17% |
- (Source: Department. of Geology andMining)