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 38
Page 48
... ranges in composition from basalt to dacite , most of the samples lying in the basalt - andesite range.The Mg number range from 33 - 48 indicate derivation from highly evolved melts . There is a distinct Fe- enrichment trend and well ...
... ranges in composition from basalt to dacite , most of the samples lying in the basalt - andesite range.The Mg number range from 33 - 48 indicate derivation from highly evolved melts . There is a distinct Fe- enrichment trend and well ...
Page 231
... range of 36.00m to 78.48m in Baranda South Block . Two lignite bands of more than 1m are encountered in the borehole GLK 71 at a shallow depth range of 37.50m to 39.65m . In Baranda North Block , lignite seams are very few and presumed ...
... range of 36.00m to 78.48m in Baranda South Block . Two lignite bands of more than 1m are encountered in the borehole GLK 71 at a shallow depth range of 37.50m to 39.65m . In Baranda North Block , lignite seams are very few and presumed ...
Page 231
... range of 36.00m to 78.48m in Baranda South Block . Two lignite bands of more than 1m are encountered in the borehole GLK - 71 at a shallow depth range of 37.50m to 39.65m . In Baranda North Block , lignite seams are very few and ...
... range of 36.00m to 78.48m in Baranda South Block . Two lignite bands of more than 1m are encountered in the borehole GLK - 71 at a shallow depth range of 37.50m to 39.65m . In Baranda North Block , lignite seams are very few and ...
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