| Estimated Production and Value of Mineral Sand and Semiprecious Stones in Tamil Nadu (2015-2016 to 2017-2018) | ||||||
| Mineral Sand | 2015-2016 | 2016-2017 | 2017-2018 | |||
| Production (In Tonne) | Royalty Realised (In Rs.) | Production (In Tonne) | Royalty Realised (In Rs.) | Production (In Tonne) | Royalty Realised (In Rs.) | |
| Silica Sand | ||||||
| Garnet Sand | ||||||
| Illmenite | ||||||
| Rutile | ||||||
| Zircon | ||||||
| Monazite | ||||||
| Leucoxene | ||||||
| Sillimanite | ||||||
| River Sand * | ||||||
