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 127
... thickness of the top ( RE - VIII T ) and the bottom seam ( RE - VIII B ) are found to be 3.96m and 3.65m respectively . In the borehole RPA - 5 located in the south , thickness of these split seams dwindle down to 2.90m and 2.64m ...
... thickness of the top ( RE - VIII T ) and the bottom seam ( RE - VIII B ) are found to be 3.96m and 3.65m respectively . In the borehole RPA - 5 located in the south , thickness of these split seams dwindle down to 2.90m and 2.64m ...
Page 129
... thickness of topmost Begunia seam varies from 1.16m to 1.45m and shows a gradual decrease in thickness towards east of the sector . Coal from this seam is of class - I quality with 15.4 % aslı and 2.0 % moisture . Ramnagar seam is ...
... thickness of topmost Begunia seam varies from 1.16m to 1.45m and shows a gradual decrease in thickness towards east of the sector . Coal from this seam is of class - I quality with 15.4 % aslı and 2.0 % moisture . Ramnagar seam is ...
Page 139
... thickness between 12.87 m Karharbari seam occurs in six split sections varying in thickness from 0.45 m to 21.55 m . The top split section i.e. , seam no . IA is considerably thick ( 2.75 m to 21.55 m ) . The upper portion of the seam ...
... thickness between 12.87 m Karharbari seam occurs in six split sections varying in thickness from 0.45 m to 21.55 m . The top split section i.e. , seam no . IA is considerably thick ( 2.75 m to 21.55 m ) . The upper portion of the seam ...
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