Records of the Geological Survey of India, Volume 124, Part 2The 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 19
... belt comprises significant plutonic magmatic com- ponents . Alkaline rocks with or without carbonatite ( ALK suite ) represent one such important plutonic component of the belt . However , available isotopic age data on these rocks are ...
... belt comprises significant plutonic magmatic com- ponents . Alkaline rocks with or without carbonatite ( ALK suite ) represent one such important plutonic component of the belt . However , available isotopic age data on these rocks are ...
Page 163
... belt , Hassan District , Karnataka , India . In . S.W. Naqvi and J.J.W. Rogers ( Eds . ) Precambrians of South India , Geol . Soc . Ind . Mem . V.4 , 343- 365 . Stroh , P.T. , Monrad , J.R. , Fullagar , P.D. , Naqvi , S.M. , Hussain ...
... belt , Hassan District , Karnataka , India . In . S.W. Naqvi and J.J.W. Rogers ( Eds . ) Precambrians of South India , Geol . Soc . Ind . Mem . V.4 , 343- 365 . Stroh , P.T. , Monrad , J.R. , Fullagar , P.D. , Naqvi , S.M. , Hussain ...
Page 195
... belts characterise the area of study . A brief description of these is as follows : The Sigegudda schist belt , in its major south- ern part is composed of bedded quartzite , metaba- salt , ironstone etc. belonging to Bababudan Group ...
... belts characterise the area of study . A brief description of these is as follows : The Sigegudda schist belt , in its major south- ern part is composed of bedded quartzite , metaba- salt , ironstone etc. belonging to Bababudan Group ...
Contents
CENTRAL HEADQUARTERS | 6 |
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING | 143 |
Overview of the Deputy Director General | 211 |
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aeromagnetic amphibolite AMSE Wing analysis Andhra Pradesh anomalies assemblage bands Barakar Formation BARREN MEASURES FORMATION basement basin Bhutan block boreholes carbonaceous Central chalcopyrite clay coal seams Coal Wing coarse grained Code copper mineralisation core Cruise deposits depth range DISTRICT drilling east eastern ENE-WSW evaluation EXPLORATION FOR COAL faults felsic field season fold geochemical GEOLOGICAL MAP gneisses Gondwana grade granite gravity grey Group heavy mineral ilmenite INDEX India indicate intersected investigation Kamthi Formation limestone lineament MADHYA PRADESH magnetic magnetite medium metamorphism migmatite million tonnes NW-SE occur ORISSA phyllite potential PRECAMBRIAN pyrite quartz quartzite Raniganj Raniganj Formation Regional exploration rocks Sakoli samples sand sandstone scale schist schist belt seabed seam zones sector sediments shale siltstone silty Singhbhum soil sq km Stratigraphy strike length sulphide surface surveys Talchir Formation tectonic thickness tion Toposheet trending tuff upto VALLEY COALFIELD varies volcanics zone