Records of the Geological Survey of India, Volume 131, Parts 4-5Government of India, 1996 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 14
... rock - concrete interface due to slackening of the foundation grade shales / siltstones . This will not only render the rock - concrete bondage infructuous but also progressively reduce ( 4 ) the effective grip length for the anchor ...
... rock - concrete interface due to slackening of the foundation grade shales / siltstones . This will not only render the rock - concrete bondage infructuous but also progressively reduce ( 4 ) the effective grip length for the anchor ...
Page 75
... rock from the eastern old working analysed 7.2 g / t of gold . Trenching revealed gold values in the range of 1.0-1.4 ppm in trenches T - 8 , T - 11 and T- 12 , over a strike length of 250 m , in the central part of the area . A ...
... rock from the eastern old working analysed 7.2 g / t of gold . Trenching revealed gold values in the range of 1.0-1.4 ppm in trenches T - 8 , T - 11 and T- 12 , over a strike length of 250 m , in the central part of the area . A ...
Page 234
... rock , jasper and quartzite . The clasts , which are generally of pebble and cobble size with occasional boulders ... rock units ( amphibolites ) , 2 ) within the felsic rock units and 3 ) at the contact of the basic and felsic rock ...
... rock , jasper and quartzite . The clasts , which are generally of pebble and cobble size with occasional boulders ... rock units ( amphibolites ) , 2 ) within the felsic rock units and 3 ) at the contact of the basic and felsic rock ...
Contents
Study of the variation of PalaeoceneEocene sediments in the shelf area of Shillong plateau along | 18 |
Author Index 56 | 24 |
RECORDS VOL 131 PART5 | i |
Copyright | |
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Common terms and phrases
abutment amphibolite ANANTAPUR DISTRICT ANDHRA PRADESH anomaly arsenopyrite Arunachal Pradesh assess auriferous axis bands bed rock biotite biotite gneiss block boreholes carried charnockite Chitradurga clay Cuddapah Cuddapah Basin delineated deposits depth Dharmapuri dimensional stone dolerite downstream drilling dykes east eastern emplaced excavation exposed fault field season folds foliation Formation foundation gabbro Gadwal geochemical geoenvironmental GEOLOGICAL MAP GEOTECHNICAL INVESTIGATIONS gneiss Gneissic gold mineralisation grade grained granite granulite graphite gravity greenstone belt grey grouting indicated joints Karnataka Kerala kimberlite Kurnool limestone located lode magnetic magnetite Meghalaya metabasalt migmatite mineral NE-SW NNW-SSE NW-SE occurs pegmatite phyllite Plate-1 potential power house pyrite quarries quartz quartz veins quartzite Quaternary regional reservoir river samples sandstone scale schist belt seepage shale shear zone slope soil spillway sq km stream sediment strike length structure studies sulphide TALUK TAMIL NADU thickness traverse trench trending tunnel upto Velampatti weathered width