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 6
... chalcopyrite with traces of pyrrhotite which is found in quartzite and chlorite - quartz schist . A fairly good mineralisation is noticed within the carbonate rocks which occur within the country rocks . Auriferrous veins of Oriental ...
... chalcopyrite with traces of pyrrhotite which is found in quartzite and chlorite - quartz schist . A fairly good mineralisation is noticed within the carbonate rocks which occur within the country rocks . Auriferrous veins of Oriental ...
Page 11
... chalcopyrite . I. RESEARCH ii ) Malanjkhand area : Chalcopyrite , pyrite , pyrrho- tite , sphalerite and chalcocite . 1 . Project Meteorites in collaboration with CPL , MPD & CCL . ( A. Dube , S. Ghosh ) . ( RP / - / CPL - CUX - MPD ...
... chalcopyrite . I. RESEARCH ii ) Malanjkhand area : Chalcopyrite , pyrite , pyrrho- tite , sphalerite and chalcocite . 1 . Project Meteorites in collaboration with CPL , MPD & CCL . ( A. Dube , S. Ghosh ) . ( RP / - / CPL - CUX - MPD ...
Page 274
... chalcopyrite and sphalerite occur from 18 m to 152 m . In KGN - 4 , pyrite is a dominant constituent in the metavolcanics . In KGN - 5 , disseminations of pyrite and chalcopyrite are observed from 14 m - 111 m . In KGN - 6 , rarc spccks ...
... chalcopyrite and sphalerite occur from 18 m to 152 m . In KGN - 4 , pyrite is a dominant constituent in the metavolcanics . In KGN - 5 , disseminations of pyrite and chalcopyrite are observed from 14 m - 111 m . In KGN - 6 , rarc spccks ...
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