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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Results 1-3 of 28
Page 50
... recorded during the year 1986 ( FS 1985-86 ) were analysed . The survey was carried out in the eastern part of Meghalaya for two months ( Feb.- March 1986 ) , then the five - stations network was shifted to Tipi area in Arunachal ...
... recorded during the year 1986 ( FS 1985-86 ) were analysed . The survey was carried out in the eastern part of Meghalaya for two months ( Feb.- March 1986 ) , then the five - stations network was shifted to Tipi area in Arunachal ...
Page 130
... recorded in the hanging wall contact zone between calc - silicate and meta- psammo - pelites . The main ore minerals recorded are sphalerite , galena , chalcopyrite , pyrrhotite with accessories such as pyrite , magnetite and marcasite ...
... recorded in the hanging wall contact zone between calc - silicate and meta- psammo - pelites . The main ore minerals recorded are sphalerite , galena , chalcopyrite , pyrrhotite with accessories such as pyrite , magnetite and marcasite ...
Page 178
... recorded in boraholes , RCM - 6 , 7 , and 9 , is represented by a monotonous dark grey to black shale ( at places showing burrow markings ) with a number of Iron- Stone bands . The Barakar Formation is found to be around 650m thick in ...
... recorded in boraholes , RCM - 6 , 7 , and 9 , is represented by a monotonous dark grey to black shale ( at places showing burrow markings ) with a number of Iron- Stone bands . The Barakar Formation is found to be around 650m thick in ...
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