Records of the Geological Survey of India, Volume 129, Parts 2-3The Survey, 1994 - 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 162
... sector , while the southern sector dominatly in- dicates silty sand and clay . Examination of sub - surface cores indicates that the fine sand and medium sand zones are under- lain by coarse sand with pebbles and concretions . The silty ...
... sector , while the southern sector dominatly in- dicates silty sand and clay . Examination of sub - surface cores indicates that the fine sand and medium sand zones are under- lain by coarse sand with pebbles and concretions . The silty ...
Page 192
... sectors , viz . Dumaria - Gandharap - Keyadah Sector , Panchwara- Chirudih Sector and Singdheri - Cholapathar Sector , during 1994-95 field season . Concurrently , about 4 sq.km. area was geologically mapped on 1 : 10000 scale in parts ...
... sectors , viz . Dumaria - Gandharap - Keyadah Sector , Panchwara- Chirudih Sector and Singdheri - Cholapathar Sector , during 1994-95 field season . Concurrently , about 4 sq.km. area was geologically mapped on 1 : 10000 scale in parts ...
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... sector and Chota- Jamjora in Central Sector could not be tested by drilling as proposed in FSP , due to non - availability of rigs . The drilling at Tilaitanr in Central Sector to test the presence of footwall lode system and Itihasa in ...
... sector and Chota- Jamjora in Central Sector could not be tested by drilling as proposed in FSP , due to non - availability of rigs . The drilling at Tilaitanr in Central Sector to test the presence of footwall lode system and Itihasa in ...
Contents
Stratigraphy Division | 11 |
Central Petrological Laboratories | 26 |
Geodata and Database Division | 43 |
Copyright | |
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acid volcanics aeromagnetic amphibolite analysis anomaly bands Barakar Barakar Formation Barren Measure basemetal basin belt 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 Madhya Pradesh magnetic mica schist migmatite mineralisation 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 soil sq km sq.km STAGE GEOTECHNICAL INVESTIGATION strike length structure sulphide survey Talchir terrain thickness tion Toposheet trending ultramafic upto varies West Bengal