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 80
... surface a reserve of nearly 67,000 tonnes of coal has been estimated . The remaining four horizons as well as other bands are likely to enhance the re- serves . Average ash content of the coal ( including bands ) is in the realm of 45 ...
... surface a reserve of nearly 67,000 tonnes of coal has been estimated . The remaining four horizons as well as other bands are likely to enhance the re- serves . Average ash content of the coal ( including bands ) is in the realm of 45 ...
Page 90
... surface ( bedrock ) groove samples and 78 continuous chip samples were collected along different sections from the limestone lens and other limestone bands . Of these , samples drawn from two section lines ( T , and T1 ) HISTOGRAMS ...
... surface ( bedrock ) groove samples and 78 continuous chip samples were collected along different sections from the limestone lens and other limestone bands . Of these , samples drawn from two section lines ( T , and T1 ) HISTOGRAMS ...
Page 111
... surface bed rocks and the lode zones in the underground workings of Kalyadi mines to bring out a geochemical pattern laterally and depthwise . Kalyadi area consists of Peninsular gneisses with several isolated , lenticular and irregular ...
... surface bed rocks and the lode zones in the underground workings of Kalyadi mines to bring out a geochemical pattern laterally and depthwise . Kalyadi area consists of Peninsular gneisses with several isolated , lenticular and irregular ...
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