Records of the Geological Survey of India, Volume 131, Part 2The Survey, 1996 - 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 127
... magnetic response near Mustikovila is identified as due to two parallel gabbroic dykes . The NW - SE trending sharp linear dipolar magnetic response near Subramanyapalle is probably due to fault / fracture with emplacement of gabbroic ...
... magnetic response near Mustikovila is identified as due to two parallel gabbroic dykes . The NW - SE trending sharp linear dipolar magnetic response near Subramanyapalle is probably due to fault / fracture with emplacement of gabbroic ...
Page 223
... magnetic surveys . The objective of the cruise was seabed mapping and delineation of the possible occurrence of hydrocarbons of thermogenic nature . The cruise was undertaken in two phases . During the first phase , geological sampling ...
... magnetic surveys . The objective of the cruise was seabed mapping and delineation of the possible occurrence of hydrocarbons of thermogenic nature . The cruise was undertaken in two phases . During the first phase , geological sampling ...
Page 225
... magnetic anomalies are observed directly over the individual discontinuous sea mounts while the positive components are found to be located over the adjacent low topographic areas . This type of magnetic signature indicates the presence ...
... magnetic anomalies are observed directly over the individual discontinuous sea mounts while the positive components are found to be located over the adjacent low topographic areas . This type of magnetic signature indicates the presence ...
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Common terms and phrases
aerogeophysical aeromagnetic airborne geophysical analysis anomaly assemblage Barakar Barakar coal seams Barakar Formation basin belt Bhutan Bihar biotite block borehole carbonaceous carbonatite carried chlorite clay Coalfield coarse grained Code continued covered Cruise database delineated depth district Division drilling Dzongkhag east eastern exploration for coal faults field season foliation garnet geochemical sampling geological mapping gneiss gold mineralisation Gondwana grade granite granulite grey Ground evaluation Group heavy mineral identified India indicated interpretation intersected investigation isotopic Kamthi layered lignite limestone located Madhya Pradesh mafic magnetic metamorphism multisensor Nagpur district Neoproterozoic occur Orissa OVERVIEW phyllite plagioclase programme quartz quartz veins quartzite Rajasthan range Raniganj Regional exploration sand sandstone scale schist seabed seam zones sections sector sediments sequence shale shallow shear zone shelf Singhbhum Sohagpur sq km studies Sub-project sulphide surface surveys Talchir Formation thickness Toposheet traverse trending ultramafic upto Valley values varying volcanics