N.K. Chauhan 
National Geological Monuments are geographical areas of national importance and heritage, as notified by the Geological Survey of India (GSI), for their maintenance, protection, promotion and enhancement of geotourism.
There are 34 notified National Geological Heritage Monument Sites of India.
Geological Survey of India (GSI) or the respective State governments are responsible for taking necessary measures to protect these sites.
| Geo-Heritage site | Location | State |
|---|---|---|
| Volcanogenic bedded Barytes | Mangampeta | Andhra Pradesh |
| Tirupati Eparchaean Unconformity | Tirupati-Tirumala Ghat road | Andhra Pradesh |
| Tirumala Natural Geological Arch | Tirumala Hills | Andhra Pradesh |
| Erra Matti Dibbalu | between Vishakhapatnam and Bheemunipatnam |
Andhra Pradesh |
| Angadipuram Laterite | Angadipuram | Kerala |
| Varkala Cliff Section | Varkala | Kerala |
| National Fossil Wood Park, Tiruvakkarai | Thiruvakkarai village, Vanur taluk | Tamil nadu |
| National Fossil Wood Park, Sathanur | Sathanur | Tamil nadu |
| St. Thomas Charnockite | St. Thomas Mount, Chennai | Tamil nadu |
| Karai Badlands Formation Fossil Park | Kulakkalnattam Section | Tamil nadu |
| Eddy Current Marking - Sedimentary Structures | Kadana Dam | Gujarat |
| Sendra Granite | Rajasthan | |
| Barr Conglomerate | Rajasthan | |
| Stromatolite Fossil Park | Jharmar Kotra Rock Phosphate deposit | Rajasthan |
| Gossan in Rajpura-Dariba Mineralised belt | Rajasthan | |
| Bhojunda Stromatolite Park | Rajasthan | |
| Akal Wood Fossil Park | Rajasthan | |
| Kishangarh Nepheline Syenite | Kishangarh | Rajasthan |
| Jodhpur Welded Tuff | Rajasthan | |
| Jodhpur Group - Malani Igneous Suite Contact | Rajasthan | |
| Great Boundary Fault at Satur | Rajasthan | |
| Lonar Lake | Maharashtra | |
| Lower Permian Marine bed at Manendragarh (Marine Gondwana Fossil Park) |
Chhattisgarh | |
| Columnar Basaltic Lava of Coconut Island (St. Mary Island) |
St. Mary's Islands | Karnataka |
| Pillow lavas near Mardihalli | Karnataka | |
| Peninsular Gneiss of Lalbagh | Bangalore | Karnataka |
| Pyroclastics & Pillow lavas of Kolar Gold fields | Peddapalli | Karnataka |
| Shivalik Fossil Park | Suketi | Himachal Pradesh |
| Pillow Lava in lron ore belt at Nomira | Odisha | |
| Plant Fossil bearing Inter-trappean beds of Rajmahal Formation |
upper Gondwana sequence around Mandro |
Jharkhand |
| Nagahill Ophiolite Site | near Pungro | Nagaland |
| Stromatolite bearing Dolomite / Limestone of Buxa Formation at Mamley |
Namchi | Sikkim |
| Ramgarh crater | Ramgarh | Rajasthan |
| Zawar lead-zinc mine | Zawar | Rajasthan |
Geo-tourism sites in Northeast India
There are 12 geo-tourism sites in Northeast India notified by the Geological Survey of India (GSI) for promotion of geo-tourism.| Geo-Heritage site | Location | State |
|---|---|---|
| Mawmluh cave | Cherrapunji | Meghalaya |
| Mawblei God's Rock | Meghalaya | |
| Therriaghat | Meghalaya | |
| Majuli | Majuli island | Assam |
| Umananda Island | Brahmaputra river | Assam |
| Chabimura | Tripura | |
| Unakoti | Tripura | |
| Sangestar Tso | Arunachal Pradesh | |
| Loktak Lake | Manipur | |
| Reiek Tlang | Mizoram | |
| Nagahill Ophiolite Site | Pungro | Nagaland |
| Mamley Stromatolite Park | Namchi | Sikkim |
