| 401 | |
| 402 | |
| Language: | English |
| 403 | |
| 404 | |
| Language: | English |
| 405 | |
| 406 | |
| Language: | English |
| 407 | |
| 408 | Geochemistry of volcanic rocks from a part of Donzargarh Supergroup, East of Bhandara Triangle |
| Language: | English |
| 409 | |
| 410 | |
| Language: | English |
| 411 | Petrology of alkaline rocks of Kharia, Kalahandi District, Orissa |
| 412 | Pattern of sedimentation in the South-Eastern part of Chhattisgarh basin |
| Language: | English |
| 413 | |
| 414 | |
| Language: | English |
| 415 | study of laterite and bauxite deposits of kharagpur area (Bihar), India |
| 416 | Petrology of the granite rocks of Narasipatnam, Tuni area, Andhra Pradesh, India |
| Language: | English |
| 417 | Granites, gneisses and the associated rocks around Koratagere, Tumkur district, Karnataka state |
| 418 | Geology and magnesite deposits of Chamoli, Garhwal, Himalayas |
| Language: | English |
| 419 | |
| 420 | |
| Language: | English |