Minerals
| Set / Name of Stamp | Date of Issue | Denomination | Image |
|---|---|---|---|
| International Year of CrystallographyJanuary 30, 2014 | January 30, 2014 | Rs. 20 | |
| Geological Survey of India – 150th AnniversaryMarch 4, 2001 | March 4, 2001 | Rs. 3 |   |
| Centenary of Kolar Gold Fields, KarnatakaDecember 20, 1980 | December 20, 1980 | Rs. 1 |   |
| AmethystMarch 20, 2022 | March 20, 2022 | Rs. 5 |   |