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 40
... magnetic data and ( 3 ) the interpretation of aeromagnetic less coincides with a zone of low magnetic gradients . The data . poor magnetic expression can possibly be attributed to 1. Development of Computer Programmes for Geophysi ...
... magnetic data and ( 3 ) the interpretation of aeromagnetic less coincides with a zone of low magnetic gradients . The data . poor magnetic expression can possibly be attributed to 1. Development of Computer Programmes for Geophysi ...
Page 44
... magnetic axis is traced into the offshore region . ( j ) Bouguer gravity data of NGRI shows good.correla- tion with the geological structures and aeromagnetic data . The work was carried out by T. V. Ramachandran . 3 . Parts of ...
... magnetic axis is traced into the offshore region . ( j ) Bouguer gravity data of NGRI shows good.correla- tion with the geological structures and aeromagnetic data . The work was carried out by T. V. Ramachandran . 3 . Parts of ...
Page 249
Geological Survey of India. Preliminary examination of the magnetic record brings out a few magnetic anomaly features of the order of 50 to 100 gammas , which probably represent thickness varia- ton of sedimentary piles . Magnetic ...
Geological Survey of India. Preliminary examination of the magnetic record brings out a few magnetic anomaly features of the order of 50 to 100 gammas , which probably represent thickness varia- ton of sedimentary piles . Magnetic ...
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