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
... grade rocks with respect to Kolhan Group sensu- stricto . The low grade psammopelitic assemblage in and around Dumardiha - Dudhkundi sector between N. lat . 22 ° 28 ' & 22 ° 45 ' and E. long . 85 ° 39 ' & 85 ° 45 ' ( Plate 25 ) is ...
... grade rocks with respect to Kolhan Group sensu- stricto . The low grade psammopelitic assemblage in and around Dumardiha - Dudhkundi sector between N. lat . 22 ° 28 ' & 22 ° 45 ' and E. long . 85 ° 39 ' & 85 ° 45 ' ( Plate 25 ) is ...
Page 78
... grade lithopackage and in all probability forms the basement for this group . The low grade supracrustals continue further south in Lupunggutu - Simbiya sector ( N. lat . 22 ° 25 ' : 22 ° 37 ' ; E. long . 85 ° 40 ' : 85 ° 55 ' , Plate ...
... grade lithopackage and in all probability forms the basement for this group . The low grade supracrustals continue further south in Lupunggutu - Simbiya sector ( N. lat . 22 ° 25 ' : 22 ° 37 ' ; E. long . 85 ° 40 ' : 85 ° 55 ' , Plate ...
Page 71
... grade ( BF and SMS grades ) . The target and achieve- ment are as follows : Thematic mapping ( 1 : 10,000 ) ( L km ) Target Achievement 40 40 Pitting / trenching ( cu m ) 100 Sampling ( Nos . ) 1,000 100 1,404 To start with ...
... grade ( BF and SMS grades ) . The target and achieve- ment are as follows : Thematic mapping ( 1 : 10,000 ) ( L km ) Target Achievement 40 40 Pitting / trenching ( cu m ) 100 Sampling ( Nos . ) 1,000 100 1,404 To start with ...
Contents
Coastal studies and Neotectonics | 5 |
Chhotonagpur Gneiss East | 12 |
Investigation for copper and associated mineralisation | 18 |
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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