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 137
... range in thickness between 42m and 88m within a depth range of 12m to 119m . The Rampur coal horizon underlies the Lajkura ( Top and Bottom ) coal horizon with a parting of 7.75m to 38m in both the blocks . The thickness of the seam ...
... range in thickness between 42m and 88m within a depth range of 12m to 119m . The Rampur coal horizon underlies the Lajkura ( Top and Bottom ) coal horizon with a parting of 7.75m to 38m in both the blocks . The thickness of the seam ...
Page 178
... range of 20 - 30 m . In the southern sector the heavies are concentrated in the depth range of 8 - 10 m close to the river mouth in association with sediments varying from sand - silt - clays to sands . Pyroxenes , amphiboles ...
... range of 20 - 30 m . In the southern sector the heavies are concentrated in the depth range of 8 - 10 m close to the river mouth in association with sediments varying from sand - silt - clays to sands . Pyroxenes , amphiboles ...
Page 57
... range and a major part of the terrain to the north of it up to the Chhotanagpur gneissic complex consist of a group of essentially low energy pelagic sediments and chemogenic precipitates interlay- ered with basic / ultrabasic rocks of ...
... range and a major part of the terrain to the north of it up to the Chhotanagpur gneissic complex consist of a group of essentially low energy pelagic sediments and chemogenic precipitates interlay- ered with basic / ultrabasic rocks of ...
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