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 2
... covered through aerial photo study and extensive ground check ( Plate 1 ) . Besides an additional inac- cessible forest covered area of about 1408 sq km in parts of 79 C / 9 , 10 , 13 , 14 has also been covered through remote sensing ...
... covered through aerial photo study and extensive ground check ( Plate 1 ) . Besides an additional inac- cessible forest covered area of about 1408 sq km in parts of 79 C / 9 , 10 , 13 , 14 has also been covered through remote sensing ...
Page 41
... covered . The investigation involved preparation of ( i ) Re- gional geological / geomorphological map on 1 : 50,000 scale of the affected areas with the help of air photos / toposheets supported by ground checks and detailed field ...
... covered . The investigation involved preparation of ( i ) Re- gional geological / geomorphological map on 1 : 50,000 scale of the affected areas with the help of air photos / toposheets supported by ground checks and detailed field ...
Page 9
... covered on 1:50 , 000 scale in East Garo Hills , Meghalaya , in parts of toposheet 78K / 14 by a field party of one officer . The area covered ( 25 ° 39 ' - 25 ° 45 ' N : 90 ° 45 ' - 90 ° 58′E ) comprises mainly Precambrian Gneisses ...
... covered on 1:50 , 000 scale in East Garo Hills , Meghalaya , in parts of toposheet 78K / 14 by a field party of one officer . The area covered ( 25 ° 39 ' - 25 ° 45 ' N : 90 ° 45 ' - 90 ° 58′E ) comprises mainly Precambrian Gneisses ...
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