Records of the Geological Survey of India, Volume 123, Part 1The Survey, 2002 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 88
... revealed presence of coarse sand containing plenty of biogenic materials and heavy minerals ( as high as 14 wt ... revealed Car Nicobar Island revealed four distinct physio- graphic provinces : — ( i ) The eastern undulatory and craggy ...
... revealed presence of coarse sand containing plenty of biogenic materials and heavy minerals ( as high as 14 wt ... revealed Car Nicobar Island revealed four distinct physio- graphic provinces : — ( i ) The eastern undulatory and craggy ...
Page 159
... revealed the morphostratigraphy / lithostratigraphy . The Mirganj Formation comprises brown to yello- wish brown clayey / silty sand ( mica ) , the outerops are sporadic , dissected and occupy higher elevation . The Hazipur Formation ...
... revealed the morphostratigraphy / lithostratigraphy . The Mirganj Formation comprises brown to yello- wish brown clayey / silty sand ( mica ) , the outerops are sporadic , dissected and occupy higher elevation . The Hazipur Formation ...
Page 281
... revealed the avail- ability of fresh and massive migmatised gneiss with its vertical foliation , disposed normal to the dam axis , near surface and on right fiank and at a very shallow depth of 1.4 to 2.2m on the left flank . At the ...
... revealed the avail- ability of fresh and massive migmatised gneiss with its vertical foliation , disposed normal to the dam axis , near surface and on right fiank and at a very shallow depth of 1.4 to 2.2m on the left flank . At the ...
Contents
CENTRAL HEADQUARTERS | 1 |
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING | 46 |
COAL WING | 72 |
Copyright | |
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alignment amphibolite analysed Andhra Pradesh anomaly assess associated bands basalt basaltic flows basin Bihar Bihar Code block boreholes clay coal Coalfield comprises covered cut-off trench dam axis Deccan Trap delineated deposits depth Director district Code DIVISION Headquarters dolerite drilling dykes earth dam excavation exploration exposed field season Formation foundation geochemical geological mapping GEOLOGY DIVISION geophysical geotechnical investigation gneiss gold Gondwana grained granite granite gneiss gravity grey Group holes indicated intrusive irrigation limestone located magnetic Maharashtra migmatite mineral mineralisation Nagpur nala occur Orissa Orissa Code pegmatite phyllite porphyritic power house proposed quartz quartz veins quartzite Quaternary Raniganj Regional reservoir river rock types sand sandstone scale schist schist belt seams sediments shale shear zone Singhbhum soil spillway sq km sq km area stage geotechnical investigation strike length suggested sulphide Supergroup surface surveys thickness tion Toposheet traverses trending tunnel upto West Bengal