Records of the Geological Survey of India, Volume 129, Part 2Government of India, 1994 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 15
... NORTHERN TAMILNADU ( Code No .: RP / CHQ / GIG / 1994 / 003 ) Subhasish Ghosh , K. Duraiswamy and I.K. Khan GEOCHRONOLOGY AND ISOTOPIC CHARACTERISTICS OF ACID MAGMATISM WITHIN SINGHBHUM CRATON. The northern and western marginal zones of ...
... NORTHERN TAMILNADU ( Code No .: RP / CHQ / GIG / 1994 / 003 ) Subhasish Ghosh , K. Duraiswamy and I.K. Khan GEOCHRONOLOGY AND ISOTOPIC CHARACTERISTICS OF ACID MAGMATISM WITHIN SINGHBHUM CRATON. The northern and western marginal zones of ...
Page 84
... northern band ' , extends over a strike length of about 1.3 km along N55 ° W - S55 ° E direc- tion with 15 ° to 70 ° dips towards NNE . The exposed thickness of this band varies from less than one metre to greater than six metres . The ...
... northern band ' , extends over a strike length of about 1.3 km along N55 ° W - S55 ° E direc- tion with 15 ° to 70 ° dips towards NNE . The exposed thickness of this band varies from less than one metre to greater than six metres . The ...
Page 173
... northern part of the area and the other a very coarse brown sand occurring in the southern part of the area . The fine to medium sand comprises mainly quartz , with small amounts of mica and other fer- romagnesian minerals and heavies ...
... northern part of the area and the other a very coarse brown sand occurring in the southern part of the area . The fine to medium sand comprises mainly quartz , with small amounts of mica and other fer- romagnesian minerals and heavies ...
Contents
CENTRAL HEADQUARTERS 165 | 11 |
Central Petrological Laboratories | 26 |
Geodata and Database Division | 43 |
Copyright | |
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aeromagnetic airborne geophysical AMSE Wing analysis Andhra Pradesh anomalies bands Barakar Barakar Formation Barren Measure basemetals basin Bengal Bhutan Bihar block boreholes Buxa carried charnockite clay coal seam zones coarse core covered cruise Deccan Trap deposition depth DISTRICT Division drilling east eastern EXPLORATION FOR COAL faults field season foliation geochemical GEOLOGICAL MAP gneiss gold Gondwana grade grained granite grey ground evaluation Group heavy minerals India indicated intersected intrusives investigation isobath Karnataka Kerala lignite limestone line km lineaments located Lower Kamthi Madhya Pradesh magnetic medium metamorphism migmatite mineralisation multisensor northern NW-SE occur Orissa phyllite programme quartz quartzite Rajasthan range Raniganj Raniganj Formation REGIONAL EXPLORATION rocks samples Samtse district sand sandstone scale schist schist belt seabed seam zones sector sediments shale shallow silty Sohagpur Coalfield southern sq km sq.km studies sulphide survey Talchir Tamil Nadu thickness tion toposheet trending unit upto Valley varies