Records of the Geological Survey of India, Volume 105The Survey, 1975 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 67
... observed . The older ones are overturned tight folds with northerly plunge while the folds of younger generation ... observed in the metamor- phics is the oblique relationship of the foliation and mineral lineation of the stress minerals ...
... observed . The older ones are overturned tight folds with northerly plunge while the folds of younger generation ... observed in the metamor- phics is the oblique relationship of the foliation and mineral lineation of the stress minerals ...
Page 130
... observations . Self potential anomalies of the order of 300 to -400 m . v . were observed over quartzites over a strike length of about 800 metres and may be attributed to the occurrence of graphite / chlorite - schist bands within the ...
... observations . Self potential anomalies of the order of 300 to -400 m . v . were observed over quartzites over a strike length of about 800 metres and may be attributed to the occurrence of graphite / chlorite - schist bands within the ...
Page 325
... observed that the granitization of biotite schist is not confined to the rocks of pre - Aravalli Group as suggested by Heron but the pelitic meta- sediments at higher stratigraphic levels are also granitized forming gneisses and ...
... observed that the granitization of biotite schist is not confined to the rocks of pre - Aravalli Group as suggested by Heron but the pelitic meta- sediments at higher stratigraphic levels are also granitized forming gneisses and ...
Contents
CENTRAL HEADQUARTERS | 1 |
NORTHERN REGION | 46 |
Engineering and Transport Division | 436 |
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abutment alignment alluvium amphibolite Andhra Pradesh Archaean bands Banerjee basalt bauxite bedrock Bihar biotite block boreholes carried out systematic charnockite clay coal Coalfield copper Deccan Trap deposits depth to water dips Director district Division dolerite dolomite drill holes Dutta Engineer examined exploration exposed folds foliation Formation geochemical geohydrological geological mapping Geologists Jr geophysical Ghosh gneisses grade granite groundwater grouting Himachal Pradesh Hydel indicated investigation Jammu Kashmir km on scale Laboratory laterite limestone located logging Madhya Pradesh mapped an area mapped on scale meterage metres million tonnes Mineral mineralisation Mysore nala occur pegmatite phosphorite phyllite pits power house Project pyrite quartz veins quartzite RAJASTHAN recommended Region river rock types samples sandstone Sarvashri schist seams sediments shale Sharma shear zones Shri Singh slate spillway sq km Srivastava strike length studies surveys systematic geohydrological taluk thickness Topo topo-sheets traverse trending tubewells tunnel underlain upto Uttar Pradesh