Records of the Geological Survey of India, Volume 107Geological Survey of India, 1976 - 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 149
... event ( 2900-3000 m . y . ) in the gneissic complex in post- Sargur period has almost obliterated earlier events . This event is followed by a prolonged denudation and possible peneplanation of the gneissic complex as evidenced by ...
... event ( 2900-3000 m . y . ) in the gneissic complex in post- Sargur period has almost obliterated earlier events . This event is followed by a prolonged denudation and possible peneplanation of the gneissic complex as evidenced by ...
Page 163
... event of 2900-3000 m . y . has been defined by several isochron plots in the gneissic complex . This is ' a high grade event sufficient to cause isotope rehomogenisa- tion , possibly involving a reactivation of continental crust with ...
... event of 2900-3000 m . y . has been defined by several isochron plots in the gneissic complex . This is ' a high grade event sufficient to cause isotope rehomogenisa- tion , possibly involving a reactivation of continental crust with ...
Page 164
... event , there was another major event of granitic activity recognisable in this gneissic complex between 2500-2600 m . y . ( Venkatasubramanian , 1974 ) . This event is probably equivalent to Bababudan Group and is also correlatable ...
... event , there was another major event of granitic activity recognisable in this gneissic complex between 2500-2600 m . y . ( Venkatasubramanian , 1974 ) . This event is probably equivalent to Bababudan Group and is also correlatable ...
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 | 38 |
Geometry and age relation of minor folds in the Daling metamorphites | 46 |
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Common terms and phrases
acid agglomeratic slates Archaean assemblage Bababudan Group bands Barakar basalts bedrock beds Bihar biotite Boulder Conglomerate calcareous Chitradurga chlorite clays coal correlation craton Cuddapah deposits Dhok Pathan district east epidote facies felspar flora of India folds formation fossil galena Garo Hills Geoclemys Geol Geological Survey Glossopteris Glossopteris flora gneiss gneissic complex Gondwana grained greenish grey greenstone belts greyish high grade schists Ibid indicated isotopic Karharbari Kashmir Khasi Kurnool laterite limestone Lower Gondwana Lower Karewas metamorphism metres mineralisation minerals non-porphyritic occur overlying Palaeobotanist Panchet Panjal trap phenocrysts phyllite Pinjor Plate Pleistocene Pliocene porphyritic pyroxene quartz quartzite Raniganj Raniganj Coalfield Sandstone schist schist belts schistose schistose rocks sediments sequence shales Siwalik stratigraphic Supergroup Surv Survey of India Sylhet Sylhet Limestone Sylhet Sandstone Talchir Tatrot tectonic Tertiary thick unconformity Upper upto valley Vindhyan volcanic Western Block zeolite zone