Records of the Geological Survey of India, Volume 105The Survey, 1973 - Earthquakes Includes the Annual report of the Geological Survey of India, 1867- |
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Page 1
... valley and Singrauli coalfields in Madhya Pradesh , Garo Hills , Langrin and Mowlong - Shella coalfields in Meghalaya , Jhanzi - Disai Valley coal belt in Nagaland and Namchik- Namphuk coalfield in N. E. F. A. Exploratory drilling was ...
... valley and Singrauli coalfields in Madhya Pradesh , Garo Hills , Langrin and Mowlong - Shella coalfields in Meghalaya , Jhanzi - Disai Valley coal belt in Nagaland and Namchik- Namphuk coalfield in N. E. F. A. Exploratory drilling was ...
Page 153
... valley , the gneisses and schists show E.N.E. trend in an antiform , in the core of which carbonaceous shales , phyllites and grey quartzites form a highly disturbed ' window ' - like structure ( Salari zone ) . Southeast of the Bomdila ...
... valley , the gneisses and schists show E.N.E. trend in an antiform , in the core of which carbonaceous shales , phyllites and grey quartzites form a highly disturbed ' window ' - like structure ( Salari zone ) . Southeast of the Bomdila ...
Page 85
... valley or broadening of the valley , an essential feature of the mature rivers . In contrast to this , the eastern rivers , barring the north - south portion of the Koyna , show sluggish nature and alluvial deposits in their valleys ...
... valley or broadening of the valley , an essential feature of the mature rivers . In contrast to this , the eastern rivers , barring the north - south portion of the Koyna , show sluggish nature and alluvial deposits in their valleys ...
Contents
CENTRAL HEADQUARTERS | 1 |
NORTHERN REGION | 46 |
ORGANISATIONAL SET UP | 437 |
Copyright | |
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alignment alluvium amphibolite Andaman Andhra Pradesh anorthosites Archaean bands Baratang basalt basin bauxite beds Bihar biotite boreholes Carboniferous carried charnockite Circle clay coal coalfield conglomerate copper Deccan Trap deposits depth to water dips Director district Division dolerite dolomite drill holes dykes exploration exploratory exposed folds foliation Formation fossils garnetiferous geochemical geohydrological geological mapping Geological Survey Geologists Jr geophysical gneisses Gondwana grade grained granite groundwater Group horizon indicated investigation island Kashmir km on scale Laboratory laterite limestone located logging Madhya Pradesh mapped an area mapped on scale metres million tonnes mineral mineralisation nala occur pegmatite phosphorite phyllite pits Project pyrite quartz veins quartzite Rajasthan regional river rock types samples sandstone Sarvashri schist seams sediments shales Sharma shear zones Shri Singh slate spillway sq km strike length studies Survey of India thickness tion topo-sheets traversed trend tunnel ultrabasic Upper upto valley varies