Records of the Geological Survey of India, Volume 128, Parts 3-5Government of India, 1993 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 76
... intrusives . This is followed to north by Chakradharpur gneissic complex with an arkose conglomerate horizon in between . The con- tact here is modified by shearing . This low grade metamorphites also contain enclaves of basic to ...
... intrusives . This is followed to north by Chakradharpur gneissic complex with an arkose conglomerate horizon in between . The con- tact here is modified by shearing . This low grade metamorphites also contain enclaves of basic to ...
Page 6
... intrusives Granite Granodiorite Adamellite granite Tonalite Granodiorite Adamellite Mafic- Ultramafic intrusives Banded tonalite trondhjemite gneiss Meta - Volcano Lamprophyre and kimberlite Gabbro and dolerite dykes Coarse - grained ...
... intrusives Granite Granodiorite Adamellite granite Tonalite Granodiorite Adamellite Mafic- Ultramafic intrusives Banded tonalite trondhjemite gneiss Meta - Volcano Lamprophyre and kimberlite Gabbro and dolerite dykes Coarse - grained ...
Page 64
... Intrusives A A Amphibelite Fig . 39 Geological map of parts of Hungund - Kushtagi schist belt , Karnataka The volcano - sedimentary sequence commences with the schistose and massive amphibolite which is in contact with the granite all ...
... Intrusives A A Amphibelite Fig . 39 Geological map of parts of Hungund - Kushtagi schist belt , Karnataka The volcano - sedimentary sequence commences with the schistose and massive amphibolite which is in contact with the granite all ...
Contents
Coastal studies and Neotectonics | 5 |
Chhotonagpur Gneiss East | 12 |
Investigation for copper and associated mineralisation | 18 |
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Common terms and phrases
alignment amphibolite Andaman Andhra Pradesh apatite bands basemetal basin Bihar biotite block boreholes carbonatite charnockite chlorite clay conglomerate covered depth dips district dolerite drilling dykes Eastern excavation exposed fault field season fold foliation Formation fractures gabbro geochemical geological mapping geophysical GEOTECHNICAL INVESTIGATION gneiss gneissic gold mineralisation Gondwana grade grained granite granite gneiss granulite grey Group of rocks INDEX indicated intersected intrusives joints Karnataka kimberlite laterite limestone lineaments lithounits located magnetic magnetite migmatite mineral NE-SW NW-SE occur Orissa pegmatite phyllite power house Project proposed pyrite quartz quartz veins quartzite Quaternary regional reservoir river rock types samples sandstone scale schist schist belt schistose sedimentary shale shear zone Singhbhum slope soil spillway sq km STAGE GEOTECHNICAL INVESTIGATION stream sediment strike length structures sulphide Tamil Nadu thick tion toposheet traverse trench trending tunnel ultramafic upto valley volcanics West Bengal