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 207
... bands are exposed . The lower band is 16.4 m thick with a 5 m parting of phyllite and the upper band is 3.8 m thick . Both these bands are separated by a 25 m thick zone of phyllite . In the river section the lower and upper limestone bands ...
... bands are exposed . The lower band is 16.4 m thick with a 5 m parting of phyllite and the upper band is 3.8 m thick . Both these bands are separated by a 25 m thick zone of phyllite . In the river section the lower and upper limestone bands ...
Page 208
... bands of limestone were located . The chemical assay of the samples collected from these bands , showed that the limestone is of cement grade . The limestone bands have been traced for a strike length of about 700 m having a cummulative ...
... bands of limestone were located . The chemical assay of the samples collected from these bands , showed that the limestone is of cement grade . The limestone bands have been traced for a strike length of about 700 m having a cummulative ...
Page 25
... bands . The Middle Siwalik is represented by sandstone with occasional clay bands . The Upper Siwalik consists of soft , friable sandstone with or without pebbles , pebble - boulder bed and clay . The general trend of the litho - units ...
... bands . The Middle Siwalik is represented by sandstone with occasional clay bands . The Upper Siwalik consists of soft , friable sandstone with or without pebbles , pebble - boulder bed and clay . The general trend of the litho - units ...
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