Records of the Geological Survey of India, Volume 121, Part 1The Survey, 1991 - 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 121
... Group of hot springs in West Bengal and Bihar and an area of about 100 sq km was covered by detailed mapping on 1 : 25,000 scale around Bara Palasi and Dalahi hot spring areas in Santhal Paraganas district , Bihar and Bakreswar group of ...
... Group of hot springs in West Bengal and Bihar and an area of about 100 sq km was covered by detailed mapping on 1 : 25,000 scale around Bara Palasi and Dalahi hot spring areas in Santhal Paraganas district , Bihar and Bakreswar group of ...
Page 130
... Group followed upward by garnetiferous mica schist and kyanite - sillimanite schist belonging to the Darjeeling Gneiss Group . A band of streaky biotite gneiss ( = of Lingtse gneiss ) separates the Daling Group from the Darjeeling ...
... Group followed upward by garnetiferous mica schist and kyanite - sillimanite schist belonging to the Darjeeling Gneiss Group . A band of streaky biotite gneiss ( = of Lingtse gneiss ) separates the Daling Group from the Darjeeling ...
Page 148
... Group , Baya gneissic complex , Sonakhan Group , Younger granitoids and platformal cover sediments belonging to Chhattisgarh Group and the Pairi Group ( Khariar basin ) are exposed in this area . Banded magnetite quartzite ...
... Group , Baya gneissic complex , Sonakhan Group , Younger granitoids and platformal cover sediments belonging to Chhattisgarh Group and the Pairi Group ( Khariar basin ) are exposed in this area . Banded magnetite quartzite ...
Contents
INTRODUCTION | 1 |
AIRBORNE MINERAL SURVEYS EXPLORATION WING | 44 |
OPERATION BIHAR | 135 |
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alignment analysis Andhra Pradesh anomaly arca assess Asstt bands basalt basin Bihar biotite block boreholes carried chalcopyrite charnockite chemical clay coal coalfield comprising Construction stage covering an area Deccan Trap delineated deposits depth district DIVISION Director DIVISION-I Divn drill cores dykes Economic Geology evaluation exploration exposed field season Formation fossils geochemical geological investigations geological mapping Geologist Jr GEOLOGY DIVISION geomorphological geophysical surveys Geophysicist geotechnical investigation Ghosh gneiss Gondwana granite granite gneiss Group indicated investigation was taken Karnataka km was covered Kumar laboratory limestone located logging magnetic Maharashtra migmatites mineral mineralisation occur Orissa pegmatite Petrology phyllite power house programme proposed quartz quartzite Quaternary Rajasthan Regional Geology river rock types S/Shri samples were collected sandstone scale schist schist belt seams sediments sequence shale Shri Singh Siwalik spillway sq km Srivastava strike length studies suggested sulphide surface thickness toposheet trending tunnel upto Uttar Pradesh