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 149
... sands , 35-60 m depth by clayey sands and sandy clays with considerable proportion of skeletal mat- ter and 60-65 m depth ... sand zone is more than 90 % by weight and ilmenite and garnet percentage of the bulk are 50 and 34 respectively ...
... sands , 35-60 m depth by clayey sands and sandy clays with considerable proportion of skeletal mat- ter and 60-65 m depth ... sand zone is more than 90 % by weight and ilmenite and garnet percentage of the bulk are 50 and 34 respectively ...
Page 154
... sand beneath the seabed , a vibrocore of 3.14 m length was retrieved from a water depth of 36 m . A total of 13 gravity cores between Porbandar and Nawagan was collected from water depths of 17 to 36 m . Besides , 30 water samples were ...
... sand beneath the seabed , a vibrocore of 3.14 m length was retrieved from a water depth of 36 m . A total of 13 gravity cores between Porbandar and Nawagan was collected from water depths of 17 to 36 m . Besides , 30 water samples were ...
Page 155
... sand body . The sand is generally medium to coarse grained and is heavy mineral bearing . Clay , peat , carbona- ceous clay and laterite pebbles are encountered in a number of cores at varying depths . Oxidised and ferruginated clay ...
... sand body . The sand is generally medium to coarse grained and is heavy mineral bearing . Clay , peat , carbona- ceous clay and laterite pebbles are encountered in a number of cores at varying depths . Oxidised and ferruginated clay ...
Contents
Geochronology and Isotope Geology Division 1833 | 18 |
Central Petrological Laboratories 4450 | 44 |
Central Geophysics Division 5168 | 50 |
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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