Records of the Geological Survey of India, Volume 122, Parts 2-4Geological Survey of India, 1987 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 176
... cores reveals that subsurface sediment is dominated by sand mixed with very minor amount of silt and clay . A few vibro cores of smaller lengths show the presence of very hard and ferruginous silt / sandy clay with calcareous ...
... cores reveals that subsurface sediment is dominated by sand mixed with very minor amount of silt and clay . A few vibro cores of smaller lengths show the presence of very hard and ferruginous silt / sandy clay with calcareous ...
Page 182
... cores are generally composed of silty clay and / or clay and vary in length from 1.5 to 3.10 m with an average of 2.8 m . Total meterage cored was 46 m . All the 16 cores were subsampled at 1 cm interval down the first 10 cm and later ...
... cores are generally composed of silty clay and / or clay and vary in length from 1.5 to 3.10 m with an average of 2.8 m . Total meterage cored was 46 m . All the 16 cores were subsampled at 1 cm interval down the first 10 cm and later ...
Page 192
... cores , 6 piston cores and 33 grab samples were collected by occupying 137 stations . ONGC collected 97 samples from cores and carried out absorbed gas analyses and total scanning fluorescence of sediment extract of anomalous samples ...
... cores , 6 piston cores and 33 grab samples were collected by occupying 137 stations . ONGC collected 97 samples from cores and carried out absorbed gas analyses and total scanning fluorescence of sediment extract of anomalous samples ...
Contents
CENTRAL HEADQUARTERS 179 | 1 |
Geological Survey of India | 4 |
AIRBORNE MINERAL SURVEY AND EXPLORATION WING 80104 | 80 |
Copyright | |
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amphibolite AMSE Wing analysis Andaman anomalies assemblage bands Barakar Barakar Formation Barren Measures basin belt Bihar biotite block boreholes Calcutta clay coal seams Coal Wing COALFIELD Construction stage geotechnical cores correlation deposits depth district Division-II drilling dykes Eastern Engineering Geology evaluation exploration fault Feasibility stage folds geochemical geological mapping Geology Division geophysical geotechnical investigation Ghosh gneiss Gondwana grained granite granite gneiss grey Group heavy minerals horizon indicated Irrigation LANDSAT limestone lineaments located magnetic metamorphic mica migmatites mineralisation NW-SE occur Orissa pegmatite phyllite PRADESH quartz quartzite Raniganj Raniganj Formation regional river sand sandstone scale schist seam zones sector sediments shale shear zone Shillong sillimanite Singhbhum slope Special Investigation spillway sq km stage geotechnical investigation Stratigraphy strike length structure surface Survey of India thickness toposheet traverses trending Upper upto valley varies veins volcanics West Bengal