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 29
... strike of the country rock . Detailed geochemical sampling was carried out within calc - schist and adjacent talc - schist over a strike length of 1500 m . Chemical analyses of soil samples , 544 in number , from Gohalberia area gave ...
... strike of the country rock . Detailed geochemical sampling was carried out within calc - schist and adjacent talc - schist over a strike length of 1500 m . Chemical analyses of soil samples , 544 in number , from Gohalberia area gave ...
Page 213
... strike of foliation trends NNW - SSE with steep dips of 60 ° -70 ° towards ENE . In the north - eastern portion the strike swings to E - W wih steep southerly dips , indicating broad folding along NW - SE axis . A fault zone trending in ...
... strike of foliation trends NNW - SSE with steep dips of 60 ° -70 ° towards ENE . In the north - eastern portion the strike swings to E - W wih steep southerly dips , indicating broad folding along NW - SE axis . A fault zone trending in ...
Page 232
... strike length of 500 m for a cut - off value of 3 % total metal content . Another 1.54 million tonnes reserve of possible category with 1.08 % zinc and 0.86 % lead has been estimated over a strike length of 850 m . The vertical depth ...
... strike length of 500 m for a cut - off value of 3 % total metal content . Another 1.54 million tonnes reserve of possible category with 1.08 % zinc and 0.86 % lead has been estimated over a strike length of 850 m . The vertical depth ...
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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