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 39
... revealed ( i ) multiple deformations in Amgaon / Balaghat gneissic com- plex as well as Sakoli and Sausar Groups of rocks ; ( ii ) metavoclanic enclaves within older gneisses ( Amgaon ) ; ( iii ) acid / basic volcanics and tuffs inter ...
... revealed ( i ) multiple deformations in Amgaon / Balaghat gneissic com- plex as well as Sakoli and Sausar Groups of rocks ; ( ii ) metavoclanic enclaves within older gneisses ( Amgaon ) ; ( iii ) acid / basic volcanics and tuffs inter ...
Page 215
... revealed from foraminiferal assemblages ) phase of deposition . Anomalous concentrations of base metal values ( Cu + Zn + Ni ) are sporadically present in thin ( 5-10 cm ) layers to the west as well as to the east of the island . But ...
... revealed from foraminiferal assemblages ) phase of deposition . Anomalous concentrations of base metal values ( Cu + Zn + Ni ) are sporadically present in thin ( 5-10 cm ) layers to the west as well as to the east of the island . But ...
Page 247
... revealed for the first time unequivocal floral evidence to show a lower to middle Triassic age of the Kamthi Formation which forms a blanket on Lower Gondwana Coal Measures . Valuable information on the litho - stratigraphy of the Lower ...
... revealed for the first time unequivocal floral evidence to show a lower to middle Triassic age of the Kamthi Formation which forms a blanket on Lower Gondwana Coal Measures . Valuable information on the litho - stratigraphy of the Lower ...
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