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 37
... mineralisation is in the form of chalcopyrite within gritty quartz biotite - chlorite schist . Test drilling was continued during the period under review to find out the depth persistence of mineralisation . The results are not ...
... mineralisation is in the form of chalcopyrite within gritty quartz biotite - chlorite schist . Test drilling was continued during the period under review to find out the depth persistence of mineralisation . The results are not ...
Page 63
... mineralisation in the area . The area investigated comprises metasedimentaries , phyl- lite , quartzites , chlorite schists , sillimanite / kyanite schists etc. , with metamorphosed basic and acid intrusives . Chemical analysis results ...
... mineralisation in the area . The area investigated comprises metasedimentaries , phyl- lite , quartzites , chlorite schists , sillimanite / kyanite schists etc. , with metamorphosed basic and acid intrusives . Chemical analysis results ...
Page 322
... mineralisation . In the Bajta ( Central ) Block , stratabound sphalerite- galena mineralisation within a marble horizon at the limb of a detached early fold , had earlier been established by four boreholes covering 430 m strike length ...
... mineralisation . In the Bajta ( Central ) Block , stratabound sphalerite- galena mineralisation within a marble horizon at the limb of a detached early fold , had earlier been established by four boreholes covering 430 m strike length ...
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