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 147
... isobaths was carried out . Beyond 19 m isobath but within 23 m isobath , compact silty sand occurs below fine sand / medium sand / coarse sand with its base occasionally marked by concretions / rock frag- ments . This silty fine sand ...
... isobaths was carried out . Beyond 19 m isobath but within 23 m isobath , compact silty sand occurs below fine sand / medium sand / coarse sand with its base occasionally marked by concretions / rock frag- ments . This silty fine sand ...
Page 161
... isobath and 40 and 70 m isobath decreases to- wards south . There is no change in the gradient between 15 and 30 m isobath . Off Penner river mouth , the gradient between 8 and 15 isobath and 50 and 90 m isobath decreases towards south ...
... isobath and 40 and 70 m isobath decreases to- wards south . There is no change in the gradient between 15 and 30 m isobath . Off Penner river mouth , the gradient between 8 and 15 isobath and 50 and 90 m isobath decreases towards south ...
Page 165
... isobath . Rest of the area upto abyssal plain is silty clay / calcareous ooze with mean size of 8.3 to 9.6 phi . The sediments are poorly to very poorly sorted with standard de- viation ranging between 1.6 and 3.3 . 3 ...
... isobath . Rest of the area upto abyssal plain is silty clay / calcareous ooze with mean size of 8.3 to 9.6 phi . The sediments are poorly to very poorly sorted with standard de- viation ranging between 1.6 and 3.3 . 3 ...
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