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 157
... clay in Tureloo river section , Imphal valley . The exploratory drilling has indicated that the lacustrine deposits in Imphal valley comprise mainly silt and clay with lenses of impure plastic clay and peat in the upper 15 m and thin ...
... clay in Tureloo river section , Imphal valley . The exploratory drilling has indicated that the lacustrine deposits in Imphal valley comprise mainly silt and clay with lenses of impure plastic clay and peat in the upper 15 m and thin ...
Page 204
... clay bed from the depths of 70 to 120 m below the land surface . The entire sequence above this basal clay is made up of pebble , sand and silt . The pebble occurs within the depth span of 50-100 m as a sheet like body . The sheet like ...
... clay bed from the depths of 70 to 120 m below the land surface . The entire sequence above this basal clay is made up of pebble , sand and silt . The pebble occurs within the depth span of 50-100 m as a sheet like body . The sheet like ...
Page 222
... CLAY ANDHRA PRADESH East Godavari district P. Perraju examined the occurrence of refractory clay in the Rajahmundry- Dwarapudi - Reddapuram areas . In the Rajahmundry sandstones and shales ( Miocene ) in Kotta Bommuru area 5.15 to 7.08 ...
... CLAY ANDHRA PRADESH East Godavari district P. Perraju examined the occurrence of refractory clay in the Rajahmundry- Dwarapudi - Reddapuram areas . In the Rajahmundry sandstones and shales ( Miocene ) in Kotta Bommuru area 5.15 to 7.08 ...
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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