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 71
... structures were resting on an as- semblage of loosely packed blocks of sandstones . The structures kept on such blocks were either collapsed or washed away . The main escape structure is considered to be un- stable due to the existing ...
... structures were resting on an as- semblage of loosely packed blocks of sandstones . The structures kept on such blocks were either collapsed or washed away . The main escape structure is considered to be un- stable due to the existing ...
Page 10
... structures like ball pillow structure flame structure , slump structure , flute cast and cross bedding have been identified . No mineral occurrences of economic potentiality has been encountered . Streaks of coal are found associated ...
... structures like ball pillow structure flame structure , slump structure , flute cast and cross bedding have been identified . No mineral occurrences of economic potentiality has been encountered . Streaks of coal are found associated ...
Page 19
... structure and search for economic minerals . The area falling in parts of toposheet Nos . 84B / 13 & 14 , is bounded by Lat 22 ° 43'20 " to 22 ° 55'30 " N and Long . 92 ° 45 ' to 93 ° 00 ' E. It forms part of Surma basin . Two distinct ...
... structure and search for economic minerals . The area falling in parts of toposheet Nos . 84B / 13 & 14 , is bounded by Lat 22 ° 43'20 " to 22 ° 55'30 " N and Long . 92 ° 45 ' to 93 ° 00 ' E. It forms part of Surma basin . Two distinct ...
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