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- |
From inside the book
Results 1-3 of 71
Page 238
... quartz - veins . A NE - SW ductile shear zone is recorded between Balamda and SE of Doreya . The contact between tuff and mica - schist is sheared as evidenced by presence of slip schistocity and ample sheared quartz veins . In the ...
... quartz - veins . A NE - SW ductile shear zone is recorded between Balamda and SE of Doreya . The contact between tuff and mica - schist is sheared as evidenced by presence of slip schistocity and ample sheared quartz veins . In the ...
Page 4
... quartz veins were iden- tified cutting across banded gneisses . In 1993-94 F.S. , emphasis was shifted to test the extension of the already identified molybdenite - bearing quartz veins located near Nongchram . The present work under P ...
... quartz veins were iden- tified cutting across banded gneisses . In 1993-94 F.S. , emphasis was shifted to test the extension of the already identified molybdenite - bearing quartz veins located near Nongchram . The present work under P ...
Page 97
... quartz veins traversing the hornblende gneiss ( Velampatti Agraharam Marudippatti ) which are being explored at present . Besides the known occurrences which are being explored , two new sheared molybdenum- bearing quartz veins at 2 km ...
... quartz veins traversing the hornblende gneiss ( Velampatti Agraharam Marudippatti ) which are being explored at present . Besides the known occurrences which are being explored , two new sheared molybdenum- bearing quartz veins at 2 km ...
Contents
Coastal studies and Neotectonics | 5 |
Chhotonagpur Gneiss East | 12 |
Investigation for copper and associated mineralisation | 18 |
4 other sections not shown
Other editions - View all
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