Records of the Geological Survey of India, Volume 108The Survey, 1983 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 149
... occur in lensoid bodies extending in the east - west direction . In the Potaram area , graphite occurs in association with quartz rich pegmatites intruding the khondalitic suite of rocks . Self potential surveys brought out well defined ...
... occur in lensoid bodies extending in the east - west direction . In the Potaram area , graphite occurs in association with quartz rich pegmatites intruding the khondalitic suite of rocks . Self potential surveys brought out well defined ...
Page 176
... occur as thick horizons forming some of the prominent ridges of the area . Impure dolomite occur as thin impersistent bands within the schists . One to three metres wide band of calc - silicate hornfels has developed at the contact of ...
... occur as thick horizons forming some of the prominent ridges of the area . Impure dolomite occur as thin impersistent bands within the schists . One to three metres wide band of calc - silicate hornfels has developed at the contact of ...
Page 238
... occurred prior to development of S. The granitoids in the area occur as lensoid shaped bodies . They do not show any contact effect on the country rock , instead have a gradational contact . Relicts and ghosts of metasedimentaries are ...
... occurred prior to development of S. The granitoids in the area occur as lensoid shaped bodies . They do not show any contact effect on the country rock , instead have a gradational contact . Relicts and ghosts of metasedimentaries are ...
Contents
Palaeontology and Stratigraphy Division | 7 |
Planning and Training Division | 20 |
Offshore Mineral Exploration and Marine Geology Division | 27 |
Copyright | |
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alignment amphibolite Andhra Pradesh anomaly bands basalt bauxite bed rock Bihar biotite block boreholes carried chalcopyrite charnockite Circle clay collected comprising conglomerate copper cores covered Deccan Trap deposits depth dips Director DISTRICT dolerite dolomite drill holes dykes encountered exploratory exposed fault folds foliation Formation fossils foundation garnetiferous geochemical geological investigations geological mapping Geologists Jr GEOLOGY DIVISION geophysical geotechnical gneiss grade grained granite granite gneiss granulite graphite grey Group hornblende Hydel indicated intrusives Laboratory laterite limestone located logged magnetite mica schist migmatite million tonnes mineralisation minerals nala NW-SE occur Orissa pegmatite phyllite pits plane power house Project proposed pyrite pyrrhotite quartz quartz veins quartzite Quaternary Rajasthan Region river rock types samples sand sandstone Sarvashri scale schist seams sediments sequence shales shear zone Shri Singh Sinha soil spillway sq km strike length studies sulphide surveys terrace thick traverse trending tunnel upto valley varies