Records of the Geological Survey of India, Volume 108The Survey, 1977 - 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 238
... rocks Muscovite ( sericite ) -quartz - felsper schist and gneisses Synkinematic granitoids Selective granitisation in these rocks has been observed at a place near Merai ( 29 ° 45'10 " : 79 ° 27 ′ ) south of Dwarahat , where a zone of ...
... rocks Muscovite ( sericite ) -quartz - felsper schist and gneisses Synkinematic granitoids Selective granitisation in these rocks has been observed at a place near Merai ( 29 ° 45'10 " : 79 ° 27 ′ ) south of Dwarahat , where a zone of ...
Page 239
... rocks or mica schists are often found within the granitic rock of first phase . The northern boundary of this ... rocks . Patches of basic rocks believed to be older than granite are often present within the granitoid rocks . Regional ...
... rocks or mica schists are often found within the granitic rock of first phase . The northern boundary of this ... rocks . Patches of basic rocks believed to be older than granite are often present within the granitoid rocks . Regional ...
Page 293
... rocks of the Garhwal group , exposed in the Pindar Valley appear to be least distributed and are relatively massive as compared to the rocks in other valleys in the area . A possible site for a 150 m - 200 m high dam occurs on basic rocks ...
... rocks of the Garhwal group , exposed in the Pindar Valley appear to be least distributed and are relatively massive as compared to the rocks in other valleys in the area . A possible site for a 150 m - 200 m high dam occurs on basic rocks ...
Contents
VOLUME 108 | 36 |
GENERAL REPORT OF THE GEOLOGICAL SURVEY OF INDIA | 52 |
CONTENTS | 83 |
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alignment amphibolite Andhra Pradesh anomaly Asstt bands Banerjee basalt bauxite bed rock biotite block boreholes carried chalcopyrite charnockite clay collected comprising conglomerate copper core covered Deccan Trap Delhi deposits depth dips Director DISTRICT dolerite dolomite drill holes dykes encountered exposed fault flows folds foliation Formation fossils foundation geochemical geological mapping Geologists Jr geophysical geotechnical gneiss grade grained granite granite gneiss graphite grey Group Gupta Hydel indicated intrusives investigation Laboratory laterite left bank limestone located logged Madhya Pradesh magnetite mica schist migmatites million tonnes mineralisation minerals Murthy nala NW-SE occur pegmatite phyllites pits plane power house Project proposed pyrite quartz quartz veins quartzite 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 thick traverse trending tunnel upto valley varies