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 109
... surface ( Older alluvium ) underlain by grey clay impregnated with calcium concretions ; d ) the Bankigarh surface ( Younger alluvium ) underlain by alternate beds of sand and clay with varying proportions of silt ; and e ) the Mahanadi ...
... surface ( Older alluvium ) underlain by grey clay impregnated with calcium concretions ; d ) the Bankigarh surface ( Younger alluvium ) underlain by alternate beds of sand and clay with varying proportions of silt ; and e ) the Mahanadi ...
Page 152
... surface , dunal surface and inter - dunal flat surface . The rocky surface , the oldest of the three land forms is made of north - south trending ridges of quartzites and minor schists , forming inselbergs belonging to Alwar Group of ...
... surface , dunal surface and inter - dunal flat surface . The rocky surface , the oldest of the three land forms is made of north - south trending ridges of quartzites and minor schists , forming inselbergs belonging to Alwar Group of ...
Page 258
... surface , oldest aeolian surface , younger fluvial surface , younger aeolian surface , youngest fluvial surface and Recent fluvial aeolian surface formed during alternating periods of humid and arid climate . These surfaces are ...
... surface , oldest aeolian surface , younger fluvial surface , younger aeolian surface , youngest fluvial surface and Recent fluvial aeolian surface formed during alternating periods of humid and arid climate . These surfaces are ...
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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