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 79
... exposed over a strike length of about 500m . The cumulative thickness of the carbonate bands , which are well exposed on road sections , is about 75m . The general attitude of the lithounits is N65 ° W - S65 ° E to E - W and the dips ...
... exposed over a strike length of about 500m . The cumulative thickness of the carbonate bands , which are well exposed on road sections , is about 75m . The general attitude of the lithounits is N65 ° W - S65 ° E to E - W and the dips ...
Page 84
... exposed thickness of this band varies from less than one metre to greater than six metres . The southern limestone band is exposed over a strike length of about 100m along ENE - WSW direction with 25 ° to 40 ° dips towards NNW . The exposed ...
... exposed thickness of this band varies from less than one metre to greater than six metres . The southern limestone band is exposed over a strike length of about 100m along ENE - WSW direction with 25 ° to 40 ° dips towards NNW . The exposed ...
Page 2
... Exposed Not Exposed N 5 Disconformity Unconformity Volcanic Ash Bed : Disconformity Disconformity Angular unconformity Disconformity Siwalik rocks : Sandstones , silt stone and pebbly horizon . PER QUATERNARY Rocky Upland Not Exposed ...
... Exposed Not Exposed N 5 Disconformity Unconformity Volcanic Ash Bed : Disconformity Disconformity Angular unconformity Disconformity Siwalik rocks : Sandstones , silt stone and pebbly horizon . PER QUATERNARY Rocky Upland Not Exposed ...
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