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 124
... covered on 1 : 50,000 scale in Ballary district , Karnataka and Anantapur district , Andhra Pradesh . The high in- tensity and high amplitude magnetic anomalies with steep gradients are correlatable to Sandur schist belt exposed towards ...
... covered on 1 : 50,000 scale in Ballary district , Karnataka and Anantapur district , Andhra Pradesh . The high in- tensity and high amplitude magnetic anomalies with steep gradients are correlatable to Sandur schist belt exposed towards ...
Page 138
... covered an area by high altitude regional aeromagnetic survey covering 49,542 line km . over an area of 1,19,224 sq.km. in the states of Assam , Meghalaya , Tripura , Mizoram , Nagaland , Manipur , West Bengal , Foot - hills of ...
... covered an area by high altitude regional aeromagnetic survey covering 49,542 line km . over an area of 1,19,224 sq.km. in the states of Assam , Meghalaya , Tripura , Mizoram , Nagaland , Manipur , West Bengal , Foot - hills of ...
Page 141
... covered areas is to be covered by systematic aeromagnetic survey . Survey over N - III Block was initially taken up during FS 1993-94 covering about 89120 sq km ( 23951 lkm ) . The remaining part was surveyed during FS 1994-95 . Nearly ...
... covered areas is to be covered by systematic aeromagnetic survey . Survey over N - III Block was initially taken up during FS 1993-94 covering about 89120 sq km ( 23951 lkm ) . The remaining part was surveyed during FS 1994-95 . Nearly ...
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