Records of the Geological Survey of India, Volume 107The Survey, 1976 - Earthquakes Includes the Annual report of the Geological Survey of India, 1867- |
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Page 310
... flows belonging both to pathoehoe and aa types . The flows are displaced by a fault striking N55 ° W - S55 ° E to E - W with a down throw towards south . Two different sequences of lava flows established on either side of the fault ...
... flows belonging both to pathoehoe and aa types . The flows are displaced by a fault striking N55 ° W - S55 ° E to E - W with a down throw towards south . Two different sequences of lava flows established on either side of the fault ...
Page 311
... flows and the remaining is made of aa flows . The basalts of the pahoehoe flows are mostly aphanitic whereas most of the flows of aa type are characterised by distinct porphyritic texture with recog . nisable phenocrysts of plagioclase ...
... flows and the remaining is made of aa flows . The basalts of the pahoehoe flows are mostly aphanitic whereas most of the flows of aa type are characterised by distinct porphyritic texture with recog . nisable phenocrysts of plagioclase ...
Page 312
... flows varying in thickness from 10 m to 15 m . Only the flow below the topmost Sarole flow is a simple pahoehoe and the rest are aa type . A conspicuous red bole bed varying in thickness from 0.25 m to 1.50 m occurs above the Mohol flow ...
... flows varying in thickness from 10 m to 15 m . Only the flow below the topmost Sarole flow is a simple pahoehoe and the rest are aa type . A conspicuous red bole bed varying in thickness from 0.25 m to 1.50 m occurs above the Mohol flow ...
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amphibolite Andhra Pradesh Archaean bands basalt basin bauxite beds Bihar biotite block boreholes carried chalcopyrite chlorite clay Coalfield conglomerate copper cores Deccan Trap Delhi deposits depth Director district Division dolerite drilling epidote exposed felspar folds formation fossil galena geochemical Geol geological mapping Geological Survey Geologists Jr geophysical Ghosh Glossopteris Glossopteris flora gneiss gneissic complex Gondwana grade grained granite gneiss greenish greenstone belts grey Group hill holes horizon indicated investigation Kashmir Kurnool laterite limestone Lower mapped an area metamorphism mineralisation minerals occur Panjal trap pegmatite phyllite pits Project pyrite quartz quartz veins quartzite Quaternary Rajasthan Raniganj regional river rock types samples sand sandstone Sarvashri scale schist schistose seams sediments shale shear zone Shri Singh Siwalik spillway sq km Srivastava stratigraphic studies sulphide Survey of India thickness traverse trending tunnel unconformity Upper upto valley varies Vindhyan