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 220
... Block III : A total of 335.50 m in 38 boreholes were drilled during this field season . Chemical analysis reveals a probable reserve of 0.56 million tonnes of bauxite with 40 % to 45 % Al2O3 & less than 8 % silica in an area of about ...
... Block III : A total of 335.50 m in 38 boreholes were drilled during this field season . Chemical analysis reveals a probable reserve of 0.56 million tonnes of bauxite with 40 % to 45 % Al2O3 & less than 8 % silica in an area of about ...
Page 277
... block wise details are as follows : Satkui block : C. L. Harpavat continued the investigation for copper in the block till March 1973 , when Parthasarthy joined the investigation and carried out logging and sampling of the mineralised ...
... block wise details are as follows : Satkui block : C. L. Harpavat continued the investigation for copper in the block till March 1973 , when Parthasarthy joined the investigation and carried out logging and sampling of the mineralised ...
Page 292
... block Nos . 1 , 2 , 4 & 5 ; left transition block Nos . 2 , 3 , & 4 ; bucket block No. 15 ; left key No. 1 and pen stock trenches Nos . 1 , 2 , 3 & 4 , was carried out covering an area of 12,461 sq m . Treatment for ( i ) weathered mica ...
... block Nos . 1 , 2 , 4 & 5 ; left transition block Nos . 2 , 3 , & 4 ; bucket block No. 15 ; left key No. 1 and pen stock trenches Nos . 1 , 2 , 3 & 4 , was carried out covering an area of 12,461 sq m . Treatment for ( i ) weathered mica ...
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Common terms and phrases
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