Records of the Geological Survey of India, Volume 125, Part 2The Survey, 1992 - 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 110
... dominated by nano - ooze comprising foraminifera , coccolith and discoaster with minor radiolaria . The mineral assemblage suggests derivation from volcanic rocks of the Andaman Group of Islands as well as the Andaman flysch sediments ...
... dominated by nano - ooze comprising foraminifera , coccolith and discoaster with minor radiolaria . The mineral assemblage suggests derivation from volcanic rocks of the Andaman Group of Islands as well as the Andaman flysch sediments ...
Page 130
... dominate in the 70-90 m depth range . The outer shelf is blanketed by sandy silt , silty sand and clayey sand . Ferruginous and calcareous concretions are abundant and laterite like ferruginous limestone pieces have also been retrieved ...
... dominate in the 70-90 m depth range . The outer shelf is blanketed by sandy silt , silty sand and clayey sand . Ferruginous and calcareous concretions are abundant and laterite like ferruginous limestone pieces have also been retrieved ...
Page 261
... dominant sedimentary structures . Longitudinal bars are dominated by trough cross stratification and transverse bars are characterised by planar cross stratification . Well preserved outcrops of individual longitudinal bars have been ...
... dominant sedimentary structures . Longitudinal bars are dominated by trough cross stratification and transverse bars are characterised by planar cross stratification . Well preserved outcrops of individual longitudinal bars have been ...
Contents
Overview of the DirectorinCharge | 107 |
East Coast DivisionII 117 | 117 |
West coast Division 127134 | 127 |
Copyright | |
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aeromagnetic amphibolite analysis Andhra Pradesh anomalies bands Barakar Barakar Formation Barren Measures Formation basemetal basin belt Bhutan BIHAR biotite block boreholes chalcopyrite charnockite clay coal seams COALFIELD coarse grained Code copper covered deposition depth range DISTRICT Division drilling dyke east eastern EXPLORATION FOR COAL fault felsic field season folds foraminifera geochemical GEOLOGICAL MAP geophysical gneiss Gondwana grade grey Group heavy mineral horizon INDEX India indicate intersected in boreholes investigation isobath isotopic Kamthi Formation lignite limestone line km lineaments located MADHYA PRADESH magnetic magnetite Maharashtra metamorphism migmatites million tonnes mineralisation NW-SE occur Orissa phyllite plagioclase PLATE-I Precambrian quartz quartz veins quartzite Rajasthan Raniganj Raniganj Formation REGIONAL EXPLORATION rocks Saharjuri sand sandstone schist seabed seam zones sector sediments shallow shelf silty Singhbhum sq km strike length studies sulphide survey Talchir Formation tectonic thickness Thimphu toposheet trending upto varies volcanic