Records of the Geological Survey of India, Volume 129, Parts 2-3The Survey, 1998 - 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
... granite with the older medium grained biotite granite ( composite granite ) has been observed . High grade granulite facies rocks are found to occur as xenoliths within composite biotite granite gneiss near Dumdumi and Chharrah . Some ...
... granite with the older medium grained biotite granite ( composite granite ) has been observed . High grade granulite facies rocks are found to occur as xenoliths within composite biotite granite gneiss near Dumdumi and Chharrah . Some ...
Page 6
... GRANITE AND EXAMINATION OF THE POSSIBLE SOUTH - WESTWARD EXTENSION OF THE SINGHBHUM SHEAR ZONE IN PARTS OF SUNDERGARH DISTRICT , ORISSA ( Code No. STM / ER / HQ / 1992 / 001 ) A : CHANDIPOSH - RANGRA AREA K. Mukhopadhyay & D. N. ...
... GRANITE AND EXAMINATION OF THE POSSIBLE SOUTH - WESTWARD EXTENSION OF THE SINGHBHUM SHEAR ZONE IN PARTS OF SUNDERGARH DISTRICT , ORISSA ( Code No. STM / ER / HQ / 1992 / 001 ) A : CHANDIPOSH - RANGRA AREA K. Mukhopadhyay & D. N. ...
Page
... GRANITE EXAMINED IN BIHAR SCALE 20 0. As a first step for locating potential areas , recon- naissance survey was ... granite ( dolerite ) samples from Kodarma area has exhibited a good polish . A brief account of the reconnaissance work ...
... GRANITE EXAMINED IN BIHAR SCALE 20 0. As a first step for locating potential areas , recon- naissance survey was ... granite ( dolerite ) samples from Kodarma area has exhibited a good polish . A brief account of the reconnaissance work ...
Contents
Stratigraphy Division | 11 |
Central Petrological Laboratories | 26 |
Geodata and Database Division | 43 |
Copyright | |
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acid volcanics aeromagnetic amphibolite anomaly bands Barakar Barakar Formation Barren Measure basemetal basic basin belt Bhutan Bihar biotite block boreholes charnockite Chhotanagpur clay coal seams Coalfield coarse Code core covered depth district Division drilling dykes east eastern faults field season foliation geochemical GEOLOGICAL MAP geophysical GEOTECHNICAL INVESTIGATION Ghosh gneiss gneissic gold Gondwana grade grained granite granite gneiss grey ground evaluation heavy minerals India indicated intersected intrusives Kamthi laterite limestone lineament located magnetic mica schist migmatite mineralisation nala NW-SE occur Orissa OVERVIEW pegmatite phyllite plagioclase Pradesh programme Project Proterozoic Purulia Purulia district quartz quartz veins quartzite Raniganj REGIONAL EXPLORATION river samples sand sandstone scale schist seam zones sector sediments sequence shale shear zone Sikkim Singhbhum southern sq km sq.km STAGE GEOTECHNICAL INVESTIGATION strike length structure sulphide surface survey Talchir terrain thickness tion Toposheet trending ultramafic upto varies West Bengal