Records of the Geological Survey of India, Volume 140, Part 5The Survey, 2007 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 78
... exploration item include two E - I stage exploration for limestone , one E - I stage exploration for gold , one P - II stage investigation for graphite , and two P - 1 stage investigation for Iron Ore and PGE . Exploration for limestone ...
... exploration item include two E - I stage exploration for limestone , one E - I stage exploration for gold , one P - II stage investigation for graphite , and two P - 1 stage investigation for Iron Ore and PGE . Exploration for limestone ...
Page 174
... exploration by six boreholes which could not give much useful information for the formation of the proposed structure . Further exploration by drilling along the alignment to a depth of 5 m into the hard rock is suggested . The project ...
... exploration by six boreholes which could not give much useful information for the formation of the proposed structure . Further exploration by drilling along the alignment to a depth of 5 m into the hard rock is suggested . The project ...
Page 206
... exploration was carried out , rock can be expected at 7-8 m depth . The shears dip 30 ° , 45 ° and sub - vertical and joints are few in fresh rocks . Consolidation of the foundation rock by grouting may be required to treat the shears ...
... exploration was carried out , rock can be expected at 7-8 m depth . The shears dip 30 ° , 45 ° and sub - vertical and joints are few in fresh rocks . Consolidation of the foundation rock by grouting may be required to treat the shears ...
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Common terms and phrases
abutment Additional Item amphibolite ANDHRA PRADESH bed rock biotite block boreholes boreholes drilled carried charnockite clay CONSTRUCTION STAGE GEOTECHNICAL cover Cuddapah cut off trench cut-off depth DISTRICT dolerite dolerite dyke downstream earth dam excavated exposed field season flank foliation Formation foundation fresh rock garnet garnetiferous geological mapping GEOTECHNICAL INVESTIGATION gneiss gold granite granitoids granulite gravity grey ground level hornblende indicated intrusive joints KARNATAKA KERALA Khondalite kimberlite Kumar laterite limestone lineament located magnetite migmatite mineralisation minerals moderate monzogranite NE-SW NW-SE overburden pegmatite Peninsular Gneissic Complex penstock permeability tests powerhouse project authorities proposed Puducherry pyroxene pyroxene granulite quartz quartz veins quartzite river rock types samples schist Schist belt seismic shale shear zone slope soil Specialised Thematic Mapping spillway sq km STAGE GEOTECHNICAL INVESTIGATION strike length structure studies suggested Tamil Nadu terrain thickness toposheet traversed tunnel upto values varies vertical weir width