Records of the Geological Survey of India, Volume 123, Part 2The Survey, 1988 - 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 22
... dykes of Kolar Gold field , Karnataka . Nine whole rock mafic samples of Kolar schist belt were dated by K - Ar method . The isotopic ages obtained show two distinct emplacement events of the mafic dykes . The emplacement event of the ...
... dykes of Kolar Gold field , Karnataka . Nine whole rock mafic samples of Kolar schist belt were dated by K - Ar method . The isotopic ages obtained show two distinct emplacement events of the mafic dykes . The emplacement event of the ...
Page 43
... dykes mainly of mafic rocks in the Bundelkhand granitic massif . However , offsetting of quartz reefs by dykes of mafic rocks have been observed on the LANDSAT imagery and aerial photographs in a few sections . This feature is ...
... dykes mainly of mafic rocks in the Bundelkhand granitic massif . However , offsetting of quartz reefs by dykes of mafic rocks have been observed on the LANDSAT imagery and aerial photographs in a few sections . This feature is ...
Page 133
... dykes . The linear mag- netic features represent basic dykes and fault planes indicated by silicification , shearing and crushing . No significant locale of mineralisation has been located . The 54th cruise of R.V. Samudra Manthan was ...
... dykes . The linear mag- netic features represent basic dykes and fault planes indicated by silicification , shearing and crushing . No significant locale of mineralisation has been located . The 54th cruise of R.V. Samudra Manthan was ...
Contents
Geochronology and Isotope Geology Division 1833 | 18 |
Central Petrological Laboratories 4450 | 44 |
Central Geophysics Division 5168 | 54 |
Copyright | |
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aeromagnetic amphibolite AMSE Wing analysis ANDHRA PRADESH anomalies Argada bands Barakar Formation Barren Measures Formation basin Bhutan BIHAR block boreholes Calcutta chalcopyrite chemical clay coal seams Coal Wing copper cores correlation cruise deposits depth developed DISTRICT dolomite dykes east eastern EXPLORATION FOR COAL fault field season geochemical GEOLOGICAL MAP Geophysics Division gneisses GODAVARI VALLEY Gondwana grade grained grey GROUND EVALUATION heavy mineral horizon India indicated intersected isotopic Kamthi Formation Karnataka lignite limestone lithological located MADHYA PRADESH mafic magnetic Marine Wing Meghalaya metamorphic migmatites million tonnes mineralisation NW-SE occur Orissa PAKARIA 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 Stratigraphy sulphide surface surveys TALCHIR FORMATION thickness tion toposheet trending upto VALLEY COALFIELD varying vibrocores volcanics WEST BENGAL zone