Records of the Geological Survey of India, Volume 124, Part 1The Survey, 1989 - 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 53
... sand , phosphatic enrichment , Fe- Mn encrustations , sulphide mineralisation and hydrocarbon enrichment ... sand occurs west of the bank between 90-200 m depths , coral gravels and rubbles oc- cur on the top of the bank upto 50 in depth ...
... sand , phosphatic enrichment , Fe- Mn encrustations , sulphide mineralisation and hydrocarbon enrichment ... sand occurs west of the bank between 90-200 m depths , coral gravels and rubbles oc- cur on the top of the bank upto 50 in depth ...
Page 54
... sand . Peat and laterite pieces are encountered in a few cores . Ferruginous clayey sand was noticed at the bottom of four cores suggesting an oxidising environment on land during immediate geological past . Out of the 27 samples ...
... sand . Peat and laterite pieces are encountered in a few cores . Ferruginous clayey sand was noticed at the bottom of four cores suggesting an oxidising environment on land during immediate geological past . Out of the 27 samples ...
Page 176
... sand , silt and clay with kankar occurring both as beds and as disseminations . The Palaeo Terace Alluvium is com- posed of oxidised , brown , highly micaceous fine to medium sand . The Gomati Terrace and Gomati Recent Alluvium are ...
... sand , silt and clay with kankar occurring both as beds and as disseminations . The Palaeo Terace Alluvium is com- posed of oxidised , brown , highly micaceous fine to medium sand . The Gomati Terrace and Gomati Recent Alluvium are ...
Contents
AIRBORNE MINERAL SURVEYS EXPLORATION WING 2835 | 28 |
COAL WING 3646 | 36 |
MARINE WING 4757 | 47 |
Copyright | |
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alluvium amphibolite analysis Andhra Pradesh anomaly associated Asstt bands basalt base metal basin bed rock Bihar biotite block boreholes carried chalcopyrite charnockite clay coalfield comprising Construction stage core deposits depth Director Geologist district Code DIVISION Headquarters drilling dykes excavation exploration exposed Formation foundation geochemical geological mapping Geologist Jr geomorphological Geophysicist geotechnical investigation gneiss gold Gondwana grained granite granite gneiss granitoids Group holes indicated investigation was taken km long Kumar limestone line km located logging migmatite mineral mineralisation occur Orissa pegmatite phyllite power house Pradesh Precambrian project envisages construction quartz quartz veins quartzite Quaternary Rajasthan Raniganj river rock types samples were collected sand sandstone scale schist schist belt sediments shale shear zone Shri A. K. Singh Singhbhum spillway sq km sq km area stage geotechnical investigation strike length studies sulphide Supergroup surface thick tion Toposheet traverse trench trending tunnel upto volcanics West Bengal