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 55
... suggested to be specially treated . Grey to buff coloured , medium to fine grained , soft and friable sandstone are exposed in the final foundaiton grade of the power house . The rock units in general trends N 250 to 30 ° E - S25 ° to ...
... suggested to be specially treated . Grey to buff coloured , medium to fine grained , soft and friable sandstone are exposed in the final foundaiton grade of the power house . The rock units in general trends N 250 to 30 ° E - S25 ° to ...
Page 130
... suggested to grout the fracture zone by three inclined drill holes with 70 ° inclination . A shear zone encountered in P , and extending into P , was suggested to be excavated to a depth of 0.5 m . It was also suggested to conduct the ...
... suggested to grout the fracture zone by three inclined drill holes with 70 ° inclination . A shear zone encountered in P , and extending into P , was suggested to be excavated to a depth of 0.5 m . It was also suggested to conduct the ...
Page 135
... suggested to shift the present alignment by 80 m towards downstream where granite is exposed in the nala bed as well as on the right bank . The shift in the alignment will avoid the unnecessary excavation of a minimum of 10.5 m depth ...
... suggested to shift the present alignment by 80 m towards downstream where granite is exposed in the nala bed as well as on the right bank . The shift in the alignment will avoid the unnecessary excavation of a minimum of 10.5 m depth ...
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