Records of the Geological Survey of India, Volume 123, Part 2The Survey, 1990 - 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 60
... clay minerals in different regions as the mineralogical variability of recent marine sedi- ments from different environment provide some genetic information as mentioned above . The bulk sediments was dispersed in distilled water and clays ...
... clay minerals in different regions as the mineralogical variability of recent marine sedi- ments from different environment provide some genetic information as mentioned above . The bulk sediments was dispersed in distilled water and clays ...
Page 155
... Clay , peat , carbona- ceous clay and laterite pebbles are encountered in a number of cores at varying depths . Oxidised and ferruginated clay having a lateritic appearance is obtained at the bottom of a few vibrocores , where the water ...
... Clay , peat , carbona- ceous clay and laterite pebbles are encountered in a number of cores at varying depths . Oxidised and ferruginated clay having a lateritic appearance is obtained at the bottom of a few vibrocores , where the water ...
Page 160
... clay and clay , except for the top 20 cm , down core from seabed . In the case of the top 20 cm column an abrupt change in facies is noted with an increase in sand content . The reverse graded nature of the sediments indicates fast ...
... clay and clay , except for the top 20 cm , down core from seabed . In the case of the top 20 cm column an abrupt change in facies is noted with an increase in sand content . The reverse graded nature of the sediments indicates fast ...
Contents
Geochronology and Isotope Geology Division 1833 | 18 |
Central Petrological Laboratories 4450 | 44 |
Central Geophysics Division 5168 | 50 |
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Common terms and phrases
aeromagnetic amphibolite AMSE Wing analysis ANDHRA PRADESH anomalies Argada bands Barakar Barakar Formation Barren Measures Formation basin Bhutan BIHAR block boreholes Calcutta Central chalcopyrite chemical clay coal seams Coal Wing copper cores correlation cruise depth developed DISTRICT dolomite dykes east eastern EXPLORATION FOR COAL fault field season geochemical GEOLOGICAL MAP Geophysics Division gneisses GODAVARI VALLEY Gondwana grade grained granite gneiss grey GROUND EVALUATION heavy mineral horizon India indicated intersected isotopic Kamthi Formation Karnataka lignite limestone located MADHYA PRADESH mafic magnetic Marine Wing metamorphic migmatites million tonnes mineralisation NW-SE occur Orissa phyllite PRADESH Code Precambrian quartz quartzite range Raniganj REGIONAL EXPLORATION revealed samples sand sandstone scale schist seam zones sector sediments seismic sequence shale sq km sulphide surface surveys TALCHIR FORMATION thickness tion toposheet trending upto VALLEY COALFIELD varying vibrocores volcanics WEST BENGAL whole rock zone