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 63
... sulphide mineralisation is associated with chert breccia and cherty dolomite horizons occurring as lenses within Palkawan Shales of Semri Group . Geochemical surveys show anomalous values for lead , zinc ( 10- 375 ppm ) . The average ...
... sulphide mineralisation is associated with chert breccia and cherty dolomite horizons occurring as lenses within Palkawan Shales of Semri Group . Geochemical surveys show anomalous values for lead , zinc ( 10- 375 ppm ) . The average ...
Page 155
... sulphide bearing zone is 50 to 200 m wide and can be traced for 3 km of strike length , but the concentration of sulphide is very poor . A total of 34 samples have been collected and 18 of these have been sent for chemical analysis ...
... sulphide bearing zone is 50 to 200 m wide and can be traced for 3 km of strike length , but the concentration of sulphide is very poor . A total of 34 samples have been collected and 18 of these have been sent for chemical analysis ...
Page 321
... sulphide mineralisation is represented by chalcopyrite , pyrite and pyrrhotite between 58.85 to 64.60 m ( 5.75 m ) with Cu 0.5 to 1 % ( V. E. ) . In Ratreri Block in B. H. No. RKB - 1 , sulphide mineralisa- tion is represented by pyrite ...
... sulphide mineralisation is represented by chalcopyrite , pyrite and pyrrhotite between 58.85 to 64.60 m ( 5.75 m ) with Cu 0.5 to 1 % ( V. E. ) . In Ratreri Block in B. H. No. RKB - 1 , sulphide mineralisa- tion is represented by pyrite ...
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