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 139
... Granite - Greenstone ( Opn : Orissa ) M / Geochem / 94 / 65 53 , 4A. The area mapped comprises two groups of vol ... granite ( Bonai granite ) at places , besides pebbles of banded quartzite magnetite rock , banded chert , white quartzite ...
... Granite - Greenstone ( Opn : Orissa ) M / Geochem / 94 / 65 53 , 4A. The area mapped comprises two groups of vol ... granite ( Bonai granite ) at places , besides pebbles of banded quartzite magnetite rock , banded chert , white quartzite ...
Page 212
... granite intruded by late - to post tectonic basic dykes . Lenses of amphibolite , metabasic dykes and quartz veins have been found to occur as intrusives within mica - schist , chlorite- schist , felspathic schist and granite ( massive ...
... granite intruded by late - to post tectonic basic dykes . Lenses of amphibolite , metabasic dykes and quartz veins have been found to occur as intrusives within mica - schist , chlorite- schist , felspathic schist and granite ( massive ...
Page 44
... Granite ) , occurring near Elchuru , Prakasam district , takes a very attractive glossy polish . The recovery of dimesional blocks is highly restricted due to irregular and close- spaced fractures . The medium - grained bluish green ...
... Granite ) , occurring near Elchuru , Prakasam district , takes a very attractive glossy polish . The recovery of dimesional blocks is highly restricted due to irregular and close- spaced fractures . The medium - grained bluish green ...
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