Records of the Geological Survey of India, Volume 115, Part 1government of India., 1987 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 70
... ranging in thickness from 0.50 m to 10.00 m . Wad zones , 0.25 to 5.90 m thick , were also intersected in 10 boreholes . Large scale geological mapping in Dubna area has revealed the presence of manganese ore bodies in shales on the ...
... ranging in thickness from 0.50 m to 10.00 m . Wad zones , 0.25 to 5.90 m thick , were also intersected in 10 boreholes . Large scale geological mapping in Dubna area has revealed the presence of manganese ore bodies in shales on the ...
Page 148
... ranging between 34.5 to 44.9 % MgO ranging between 1.5 to 14.3 % , Acid insolubles ranging between 7.2 to 28 % . of Bijawar phosphorite deposits ( 24 ° 17′30 ′′ -24′10 ′′ : 78 ° 41'50 " -55'00 " ; 54 L / 11 , 15 ) , with a view to ...
... ranging between 34.5 to 44.9 % MgO ranging between 1.5 to 14.3 % , Acid insolubles ranging between 7.2 to 28 % . of Bijawar phosphorite deposits ( 24 ° 17′30 ′′ -24′10 ′′ : 78 ° 41'50 " -55'00 " ; 54 L / 11 , 15 ) , with a view to ...
Page 219
... ranging from 7 to 12 m with P2O , content ranging between 10 and 28 % . The lateral extent of the phosphorite body varies between 10 m and 50 m . The drilling has indicated strike extention of the western cherty phosphorite body over a ...
... ranging from 7 to 12 m with P2O , content ranging between 10 and 28 % . The lateral extent of the phosphorite body varies between 10 m and 50 m . The drilling has indicated strike extention of the western cherty phosphorite body over a ...
Contents
INTRODUCTION | 1 |
MAP COMPILATION PUBLICATION INFORMATION DIVISION | 21 |
OFFSHORE MINERAL EXPLORATION AND MARINE GEOLOGY WING | 36 |
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alignment amphibolite analysed Andhra Pradesh anomalies Archaean Asstt attended bands Bangalore basalt basin Bihar Bijawars biotite block boreholes Calcutta charnockite clay coal coalfield comprising core covered Cuddapah Deccan trap depth dips Director District DIVISION drill holes dykes earth dam exploration exposed fault folds Formation foundation geochemical geological investigation geological mapping Geologist Geologist Jr geophysical geotechnical investigation Ghosh gneiss Gondwana granite gneiss granitoids Group Gupta Headquarters Hydel Project Hyderabad India indicated intersected Jaipur Karnataka km long laboratory laterite limestone lineament located logging MADHYA PRADESH magnetic meeting mica migmatite mineralisation minerals Nagpur nala pegmatite phyllite power house proposed quartz veins quartzite Quaternary Rajasthan Region river rock types S/Shri samples were collected sandstone scale schist seams sector sediments shale shear zone Shri Sidhi district Singh soil spillway sq km sq km area Srivastava studies surveys thickness tion toposheet traverse mapping trending tunnel upto Vindhyan