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 109
... shale , grading upwards to very fine grained sandstone units of various shades . Presence of bands , lenses and clasts of red hematitic shale , lavender shale and variegated shale is unique . Thickness of the impersistent shale bands ...
... shale , grading upwards to very fine grained sandstone units of various shades . Presence of bands , lenses and clasts of red hematitic shale , lavender shale and variegated shale is unique . Thickness of the impersistent shale bands ...
Page 9
... shale , phyllite , quartzite , breccia and limestone intruded by quartz veins . The shale grading to slaty shale and phyllite are the dominant rock type of the area . The rock is grey and occasionally light yellow coloured . The ...
... shale , phyllite , quartzite , breccia and limestone intruded by quartz veins . The shale grading to slaty shale and phyllite are the dominant rock type of the area . The rock is grey and occasionally light yellow coloured . The ...
Page 17
... shale , phyllite , tuffaceous shale , minor quartzite , and greywacke with tectonic slices of Ophiolite Suite of rocks and exotic bodies of quartzite and limestone . It is probably the equivalent of the Nimi Formation of Nagaland and ...
... shale , phyllite , tuffaceous shale , minor quartzite , and greywacke with tectonic slices of Ophiolite Suite of rocks and exotic bodies of quartzite and limestone . It is probably the equivalent of the Nimi Formation of Nagaland and ...
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