Records of the Geological Survey of India, Volume 119, Part 1government of India., 1989 - Geology 1867- includes the "Annual report of the Geological survey of India". |
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Page 93
... base- ment . Initially , the clastic sediments were deposited which are now represented by orthoquartzites . Gradually , the deepening of basin took place leading to chemical pre- cipitates now represented by chert and jasper . Linear ...
... base- ment . Initially , the clastic sediments were deposited which are now represented by orthoquartzites . Gradually , the deepening of basin took place leading to chemical pre- cipitates now represented by chert and jasper . Linear ...
Page 154
... base metal mineralisation in the nearby Umpyrtha area . Sporadic base metal mineralisation has been noted from the dumps of material excavated from the tunnel being constructed at Stage IV Umiam - Umtru Hydroelectric Project . This area ...
... base metal mineralisation in the nearby Umpyrtha area . Sporadic base metal mineralisation has been noted from the dumps of material excavated from the tunnel being constructed at Stage IV Umiam - Umtru Hydroelectric Project . This area ...
Page 189
... base of Bijni Formation contains mega invertebrates i . e . brachiopods , pelecypods , gastro- pods , bryozoans of Upper Palaeozoic affinity . The fossili- ferous limestone horizon occurring below Subathu For- mation contains profuse ...
... base of Bijni Formation contains mega invertebrates i . e . brachiopods , pelecypods , gastro- pods , bryozoans of Upper Palaeozoic affinity . The fossili- ferous limestone horizon occurring below Subathu For- mation contains profuse ...
Contents
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING | 32 |
RESEARCH AND DEVELOPMENT DIVISION | 41 |
MAP COMPILATION PUBLICATION AND INFORMATION DIVISION | 48 |
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amphibolite analysis Andhra Pradesh anomaly Asstt bands Banerjee basalt basin bed rock belt Bijawar biotite block boreholes Calcutta Chakraborty charnockite chemical clay coal comprising covered Deccan Trap deposits depth dips Director district DIVISION Headquarters Divn dolomite dykes exploration exposed field season folds Formation fossils geochemical geological mapping Geologist Jr Geology Division geophysical geotechnical investigation Ghosh gneiss Gondwana grade granite gneiss grey Gupta Hyderabad indicated Jaipur Kumar Laboratory limestone line km located logging Lucknow magnetic mica schist million tonnes mineral mineralisation Mishra Mukherjee Nagpur occurs pegmatites phyllite power house Pradesh quartz quartz veins quartzite Quaternary Rajasthan Regional river rock types S.T.A. Geology S/Shri sand sandstone scale schist seams sediments shale Sharma shear zone sheets Shillong Shri siltstone Singh spillway sq km sq km area Srivastava strike length studies sulphide surface surveys thickness tion traverses trench trending tunnel