Records of the Geological Survey of India, Volume 107Geological Survey of India, 1972 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 10
... minerals took place in the post - tectonic stage with respect to F2 folding . Isotopic age determination of the galena samples and their relation to the mineral age dating of the different gangue minerals ( specially of phlogopitic ...
... minerals took place in the post - tectonic stage with respect to F2 folding . Isotopic age determination of the galena samples and their relation to the mineral age dating of the different gangue minerals ( specially of phlogopitic ...
Page 27
... minerals have only their remnants left . The felspars appear merely as a fine shredded aggregate of sericite and ... minerals prevalent are hypersthene , pyroxene and olivine . The groundmass of the rocks is glassy and shows alteration ...
... minerals have only their remnants left . The felspars appear merely as a fine shredded aggregate of sericite and ... minerals prevalent are hypersthene , pyroxene and olivine . The groundmass of the rocks is glassy and shows alteration ...
Page 28
Geological Survey of India. minute specks and grains of the different minerals are well set . Epidote , chlorite , and calcite are also recorded and appear as alteration products of the pre - existing minerals . Trachyte These are ...
Geological Survey of India. minute specks and grains of the different minerals are well set . Epidote , chlorite , and calcite are also recorded and appear as alteration products of the pre - existing minerals . Trachyte These are ...
Contents
On studies of the Agglomeratic Slate and Panjal Trap in the Jhelum | 12 |
Chandranath granite Goa by A R Gokul and M D Srinivasan | 46 |
PlioPleistocene boundary in sediments of the Indian SubContinentby | 54 |
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Common terms and phrases
acid agglomeratic slates amphibolite Archaean Ashtamudi assemblage Bababudan Group bands Barakar basalts basin beds Bihar biotite Boulder Conglomerate calcareous chelonian Chitradurga Chitradurga Group chlorite clays Coalfield craton Cuddapah deposits Dharwar east eastern epidote facies felspar folds fossil galena Geoclemys Geol GEOLOGICAL SURVEY Glossopteris Glossopteris flora gneisses gneissic complex Gondwana grained granite greenish grey greenstone belts hamiltoni Gray high grade schists Hills Ibid INDIA Records indicated Karnataka Kashmir Kolar Kurnool lake laterite lead isotopic limestone lithological Lower Gondwana Masumpur metamorphism metres mineralisation minerals non-porphyritic occur overlying Palaeobotanist Panjal trap phyllite Pichamuthu Pinjor Plate Plateau Pleistocene Pliocene porphyritic Precambrian quartz quartzite Quilon Raniganj Sargur Supergroup schist schist belts schistose schistose rocks sediments sequence shales Siwalik stratigraphic Supergroup Surv SURVEY OF INDIA Sylhet Talchir Tatrot tectonic Tertiary thickness unconformity Upper upto Vindhyan volcanic Warkallis Western Block Zawar zeolite zone