Records of the Geological Survey of India, Volume 124, Part 1The Survey, 1999 - 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 13
... migmatite ( at places trondhjemitic ) ; metasedimentary rocks of Bihar mica belt and granite plutons occurring within the metasediments . In addition , there are spo- radic occurrences of charnockite , basic granulite , anorthosite and ...
... migmatite ( at places trondhjemitic ) ; metasedimentary rocks of Bihar mica belt and granite plutons occurring within the metasediments . In addition , there are spo- radic occurrences of charnockite , basic granulite , anorthosite and ...
Page 114
... migmatite with subordinate schist and pegmatite . In view of massive nature of the rocks the foundation of abutment and training and retaining walls on right bank of the spillway have been found to be suitable for laying concrete above ...
... migmatite with subordinate schist and pegmatite . In view of massive nature of the rocks the foundation of abutment and training and retaining walls on right bank of the spillway have been found to be suitable for laying concrete above ...
Page 184
... migmatite , basic rock and quartz reef's belonging to Dudhi Group ; pre - Vindhyan metasediments forming Parsoi For- mation of Bijawar Group ; post - Bijawar intrusive represented by quartz veins , basic dykes , pegmatite , and aplite ...
... migmatite , basic rock and quartz reef's belonging to Dudhi Group ; pre - Vindhyan metasediments forming Parsoi For- mation of Bijawar Group ; post - Bijawar intrusive represented by quartz veins , basic dykes , pegmatite , and aplite ...
Contents
AIRBORNE MINERAL SURVEYS EXPLORATION WING 28 | 28 |
MARINE WING 4757 | 47 |
CENTRAL REGION 5889 | 58 |
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 coal seams coalfield Construction stage core covering deposits depth Director Geologist district Code DIVISION Headquarters drilling dykes excavation exploration exposed Formation foundation geochemical geological investigation geological mapping Geologist Jr geophysical Geophysicist geotechnical investigation gneiss gold Gondwana grained granite granite gneiss granitoids Group holes indicated km long Kumar limestone line km located logging migmatite mineral mineralisation occurs 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. Singhbhum spillway sq km sq km area stage geotechnical investigation strike length studies sulphide Supergroup surface surveys thick tion Toposheet traverse trending tunnel upto volcanics West Bengal