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 27
... range , the ultimate nature of felspars constituting the groundmass being difficult to be precisely determined . Chemically , basalts show SiO , range from 48 to 51 per cent , have high CaO ( 7.50 or more ) , MgO ( 7.20 or more ) and ...
... range , the ultimate nature of felspars constituting the groundmass being difficult to be precisely determined . Chemically , basalts show SiO , range from 48 to 51 per cent , have high CaO ( 7.50 or more ) , MgO ( 7.20 or more ) and ...
Page 78
... ranges of seismic velocities and that broadly the Archa- eans and the Vindhyans are found to occur as bedrock to the east and to the ... range of velocity , corresponds to unconsolidated sediments and it may be reasonable to infer that 78.
... ranges of seismic velocities and that broadly the Archa- eans and the Vindhyans are found to occur as bedrock to the east and to the ... range of velocity , corresponds to unconsolidated sediments and it may be reasonable to infer that 78.
Page 87
... Range Middle to TURA SANDSTONE STAGE Lower Eocene ( Middle and / or Lower ) SYLHET LIMESTONE ( Middle and / or Lower ) SYLHET LIMESTONE STAGE STAGE South of Tura Range ( including Darrangiri Coalfield ) KOPILI STAGE SIJU LIMESTONE STAGE ...
... Range Middle to TURA SANDSTONE STAGE Lower Eocene ( Middle and / or Lower ) SYLHET LIMESTONE ( Middle and / or Lower ) SYLHET LIMESTONE STAGE STAGE South of Tura Range ( including Darrangiri Coalfield ) KOPILI STAGE SIJU LIMESTONE STAGE ...
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