Records of the Geological Survey of India, Volume 127, Part 2The Survey, 1994 - 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 42
... metamorphic changes of the sediments with regard to metamorphism of associated coal seams . Borehole SDH - 2 located in the upthrown side of Bamni Chilpi fault has intersected four coal seams ( IV - I ) . Unlike borehole SKN 7 of ...
... metamorphic changes of the sediments with regard to metamorphism of associated coal seams . Borehole SDH - 2 located in the upthrown side of Bamni Chilpi fault has intersected four coal seams ( IV - I ) . Unlike borehole SKN 7 of ...
Page 135
... metamorphic discordance . Tourmaline - muscovite bearing leucogranite intrudes the Central Crystallines and the Tethyan sequence . The granite forms the single largest pluton of Bhutan and has effected contact metamorphism . The general ...
... metamorphic discordance . Tourmaline - muscovite bearing leucogranite intrudes the Central Crystallines and the Tethyan sequence . The granite forms the single largest pluton of Bhutan and has effected contact metamorphism . The general ...
Page 138
... metamorphism of the Thim- phu Formation . Later Tertiary metamorphism and granitic ac- tivity , possibly homogenised and modified this contact , im- parting an apparent gradational relationship . The Tethyan sequence has been translated ...
... metamorphism of the Thim- phu Formation . Later Tertiary metamorphism and granitic ac- tivity , possibly homogenised and modified this contact , im- parting an apparent gradational relationship . The Tethyan sequence has been translated ...
Contents
Photogeology Remote Sensing Division | 29 |
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING 146240 | 149 |
Overview of the Deputy Director General | 243 |
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Common terms and phrases
aeromagnetic airborne amphibolite AMSE Wing analysis ANDHRA PRADESH anomalies bands Barakar Barakar Formation Barren Measures basin Bengal BHUTAN Bihar biotite block boreholes carbonaceous charnockite Chekha clay coal seams COAL WING Coalfield Code cores covered cruise depth range DISTRICT Division drilling east eastern exploration for coal faults field season fold geochemical GEOLOGICAL MAP geophysical data gneiss Gondwana granite gneiss gravity grey ground evaluation heavy mineral indicate intersected intrusives investigation isobath Kamthi LAMPROITE lamprophyres lignite lineament located MADHYA PRADESH magnetic metabasalt metamorphism migmatites million tonnes mineralisation multisensor NW-SE occur Orissa phyllite programme Proterozoic quartz quartzite Raniganj Regional exploration ridge rocks Sakoli sand sandstone scale schist seabed seam zones sector sediments sequence shale shear zones Shumar slope southern sq km strike length structural studies sub-basin sub-surface Survey of India Talchir Tamil Nadu tectonic thickness Thimphu toposheet trending upto varies