Records of the Geological Survey of India, Volume 116, Issue 1Geological Survey of India, 1987 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 170
... tunnel alignment and major cross drainages . The project area comprises Wangtu granite and gneiss with pegmatite ... tunnel alignment has slightly been modified in the Nathpa- Sungra area which is mostly covered with thick overburden ...
... tunnel alignment and major cross drainages . The project area comprises Wangtu granite and gneiss with pegmatite ... tunnel alignment has slightly been modified in the Nathpa- Sungra area which is mostly covered with thick overburden ...
Page 171
... tunnel . Intake portal of the tunnel is located on the right abutment on the steeply sloping right bank of river Beas . Open joints on right bank indicate instability of slope cuts higher than 60 ° towards the river and would also ...
... tunnel . Intake portal of the tunnel is located on the right abutment on the steeply sloping right bank of river Beas . Open joints on right bank indicate instability of slope cuts higher than 60 ° towards the river and would also ...
Page 175
... tunnel alignment are alternate bands of sandstone , clay shale and claystone of the Murree Formation which strike in N 70 ° -80 ° W - S 70 ° E - 80 ° E direction and dip 30 ° to 75 ° towards N 10 ° to 20 ° E directions at the weir site ...
... tunnel alignment are alternate bands of sandstone , clay shale and claystone of the Murree Formation which strike in N 70 ° -80 ° W - S 70 ° E - 80 ° E direction and dip 30 ° to 75 ° towards N 10 ° to 20 ° E directions at the weir site ...
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Common terms and phrases
alignment amphibolite analysed Andhra Pradesh anomaly Asstt attended bands Bangalore basalt basemetal basin Bihar biotite block boreholes Calcutta carried chalcopyrite charnockite Circle clay coal coalfield core covering an area Deccan Trap deposits depth Director District Divn dolomite drill holes Dutta dykes exploration exposed folds Formation geochemical geological mapping Geologist Jr GEOLOGY DIVISION Geophysical Geophysicist geotechnical investigations Ghosh gneiss Gondwana Group Gupta Headquarters Hydel Hyderabad India indicated Jaipur Karnataka Kumar Laboratory limestone line km located logging Lucknow magnetic mapped an area mica mineral mineralisation Murthy Nagpur nala Orissa pegmatite phyllite power house Project quartz quartzite Quaternary RAC meeting Rajasthan Region river rock types S/Shri samples were collected sandstone scale schist seams sediments shale Sharma shear zone Shillong Shri Singh Sinha spillway sq km sq km area Srivastava strike length studies Supergroup surveys thickness toposheet traverse trending tunnel upto Vindhyan