Records of the Geological Survey of India, Volume 130, Part 2Government of India, 1995 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 62
... mainly confined to the hill slopes in the north - western flank of the Pho Chhu valley . The rock types present in the area include granite - gneiss of the Thimphu Group , which is constituted mainly of quartz , plagioclase , K ...
... mainly confined to the hill slopes in the north - western flank of the Pho Chhu valley . The rock types present in the area include granite - gneiss of the Thimphu Group , which is constituted mainly of quartz , plagioclase , K ...
Page 93
... mainly different variants of Nilgiri granitoids and Mayurbhanj granite . The older granitoids belonging to Nilgiri granite is enclosed on all sides by relatively younger formations of which the granophyric rocks belonging to Maurbhanj ...
... mainly different variants of Nilgiri granitoids and Mayurbhanj granite . The older granitoids belonging to Nilgiri granite is enclosed on all sides by relatively younger formations of which the granophyric rocks belonging to Maurbhanj ...
Page 138
... mainly comprise of skeletals . The skeletals are dominated by foraminifera , followed by molluscs , bryozoa , pteropoda , worm tubes and unidentified broken shell fragments . The nonskeletal carbonates are composed mainly of fine ...
... mainly comprise of skeletals . The skeletals are dominated by foraminifera , followed by molluscs , bryozoa , pteropoda , worm tubes and unidentified broken shell fragments . The nonskeletal carbonates are composed mainly of fine ...
Contents
Geochronology and Isotope Geology Division | 11 |
Central Petrological Laboratories | 43 |
Central Geophysics Division | 49 |
Copyright | |
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Common terms and phrases
aeromagnetic AMSE Wing analysis anomalies assemblage bands Barakar Barakar Formation Barren Measure basin bathymetric Bay of Bengal Bhutan Bihar block boreholes carried charnockites chemical coal seam zones coarse coast Code core samples covered cruise depth range DISTRICT Division drilling EXPLORATION FOR COAL field season fly-ash GEOLOGICAL MAP geophysical geotechnical gneiss gold Gondwana grade grains granite granitoids grey ground evaluation Gujarat heavy mineral indicated innershelf intersected investigation isobath Kakinada Kamthi Formation Kerala lignite limestone line km lithounits located magnetic microtextures mineralisation multisensor nearshore occur olivine Orissa phyllite placer plagioclase port Pradesh programme quartzite R. V. Samudra Rajasthan Raniganj REGIONAL EXPLORATION ridge rocks Samudra Manthan sand sandstone scale schist seabed seam zones sector sediments shale shelf silty clay slope soil southern sq km strike studies subsurface surface Talcher thickness tion Toposheet trending Twin Otter upto valley varies volcanics