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 3
... scale . A total of 74 geological maps on 1 : 50,000 scale with themes like lithology , structure etc were rectified in ARC Info and then converted into Auto CAD software . The project also undertook post validation corrections of 181 ...
... scale . A total of 74 geological maps on 1 : 50,000 scale with themes like lithology , structure etc were rectified in ARC Info and then converted into Auto CAD software . The project also undertook post validation corrections of 181 ...
Page 19
... scale and 2.0 sq km area on 1 : 5000 scale , collection of 575 geochemical ( soil / bedrock ) samples , trenching of 375 cum in 27 trenches , collection of 408 trench samples , and collection of another 17 samples for petrographic ...
... scale and 2.0 sq km area on 1 : 5000 scale , collection of 575 geochemical ( soil / bedrock ) samples , trenching of 375 cum in 27 trenches , collection of 408 trench samples , and collection of another 17 samples for petrographic ...
Page 60
... scale mapping lithogeochemical sampling on 1 : 12500 scale , detailed mapping on 1 : 1000 scale and trenching with bed rock sampling . In the mapped area the major rock types are greywacke - argillite with linear ridges and mounds of ...
... scale mapping lithogeochemical sampling on 1 : 12500 scale , detailed mapping on 1 : 1000 scale and trenching with bed rock sampling . In the mapped area the major rock types are greywacke - argillite with linear ridges and mounds of ...
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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