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 101
... Further excavation of the existing drifts was in progress . One drill hole , in the centre of the river along the dam axis has establised quart- zite bedrock at 12 m . depth and further in depth phyllites have been encountered . Hasan ...
... Further excavation of the existing drifts was in progress . One drill hole , in the centre of the river along the dam axis has establised quart- zite bedrock at 12 m . depth and further in depth phyllites have been encountered . Hasan ...
Page 105
... further gauge observations at the river edge , measurement of groundwater table in DH - 5 , and further drilling of the hole DH - 6 to 10 m . below the groundwater table for regular measurement of water level . It was also suggested ...
... further gauge observations at the river edge , measurement of groundwater table in DH - 5 , and further drilling of the hole DH - 6 to 10 m . below the groundwater table for regular measurement of water level . It was also suggested ...
Page 403
... further sub - surface exploration has been suggested to assess the depth to foundation grade and to delineate the configuration of the intertrappean horizon . At the Raghopur site , drill cores of hole No. 5 revealed the presence of a 4 ...
... further sub - surface exploration has been suggested to assess the depth to foundation grade and to delineate the configuration of the intertrappean horizon . At the Raghopur site , drill cores of hole No. 5 revealed the presence of a 4 ...
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