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 55
... quartzite , grey and brown quartzites . Carbonaceous shales and phyllites . Grey phyllites . Arenaceous light greenish grey - phyllites , sub- schistose quartzite , carbonaceous phyllite with lenticular bands of grey quartzite ...
... quartzite , grey and brown quartzites . Carbonaceous shales and phyllites . Grey phyllites . Arenaceous light greenish grey - phyllites , sub- schistose quartzite , carbonaceous phyllite with lenticular bands of grey quartzite ...
Page 56
... quartzite and basic volcanics are exposed at a number of nala cuttings . The occurrence , just to the north of Peontra Rest House , of a prominent boulder conglomerate band with boulders of quartzite in a matrix of slaty rock ...
... quartzite and basic volcanics are exposed at a number of nala cuttings . The occurrence , just to the north of Peontra Rest House , of a prominent boulder conglomerate band with boulders of quartzite in a matrix of slaty rock ...
Page 58
... Quartzite Formation ( Nagthat ) Pre - Nagthat Formation ( Simla Slates ? ) Interbedded phyllite , quartzite .............. Fault / Thrust ? Quartzite , slate , phyllite and graywacke Shale , slate , siltstone , phyllite , quartzite ...
... Quartzite Formation ( Nagthat ) Pre - Nagthat Formation ( Simla Slates ? ) Interbedded phyllite , quartzite .............. Fault / Thrust ? Quartzite , slate , phyllite and graywacke Shale , slate , siltstone , phyllite , quartzite ...
Contents
CENTRAL HEADQUARTERS | 1 |
NORTHERN REGION | 46 |
ORGANISATIONAL SET UP | 437 |
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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