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 1
... observed in the sequence were synthesised to assess their spatial and temporal disposition . From the simple structural disposition of the sedimentary horizons their order of superposition could be worked out with certainty . Observed ...
... observed in the sequence were synthesised to assess their spatial and temporal disposition . From the simple structural disposition of the sedimentary horizons their order of superposition could be worked out with certainty . Observed ...
Page 32
... observed within the gneiss . During regional traverses , staurolite has been recognised within the garnetiferous schist around Dikchu Mines area . Thin bands of quartzite and amphibolite within the mica schist have also been observed ...
... observed within the gneiss . During regional traverses , staurolite has been recognised within the garnetiferous schist around Dikchu Mines area . Thin bands of quartzite and amphibolite within the mica schist have also been observed ...
Page 20
... observed in the area are burrows and trails . The general strike of bedding observed in the area is N - S with dips varying from 5 ° to 80 ° due east or west . Swerves in the attitude of bedding are due to structural disturbances ...
... observed in the area are burrows and trails . The general strike of bedding observed in the area is N - S with dips varying from 5 ° to 80 ° due east or west . Swerves in the attitude of bedding are due to structural disturbances ...
Contents
CENTRAL HEADQUARTERS 179 | 1 |
Geological Survey of India | 4 |
AIRBORNE MINERAL SURVEY AND EXPLORATION WING 80104 | 80 |
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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