Records of the Geological Survey of India, Volume 139, Part 5The Survey, 2006 - 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 6
... nature of the TGM suite . Pre - full crystallisation deformation textures are characteristic of this group of granitoids . The characteristic feature of the TGM group is the ubiquitous presence of mafic rich micro granular enclaves ...
... nature of the TGM suite . Pre - full crystallisation deformation textures are characteristic of this group of granitoids . The characteristic feature of the TGM group is the ubiquitous presence of mafic rich micro granular enclaves ...
Page 135
... nature of the fault zone , particularly from seepage point of view . The project authorities were suggested to draw a ground profile from the ' 0 ' chainage of the proposed dam axis in 315 ° direction extending up to the limestone ...
... nature of the fault zone , particularly from seepage point of view . The project authorities were suggested to draw a ground profile from the ' 0 ' chainage of the proposed dam axis in 315 ° direction extending up to the limestone ...
Page 137
... nature . The values are more or less similar and very low , irrespective of nature of overburden material and nature of weathering / freshness of bed rock . In view of nil to very poor core recoveries obtained in all the lithounits ...
... nature . The values are more or less similar and very low , irrespective of nature of overburden material and nature of weathering / freshness of bed rock . In view of nil to very poor core recoveries obtained in all the lithounits ...
Contents
ANDHRA PRADESH | 1 |
Quaternary Geology | 9 |
Project National Geochemica Mapping NGCM | 16 |
Copyright | |
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abutment alignment amphibolite Andhra Pradesh assess bands basin bed rock biotite biotite gneiss block boreholes carried charnockite coast cut-off trench depth district dolerite drilled dunes dyke earth dam enclaves excavation exposed field season folds foliation Formation foundation fresh rock garnet Geochemical Mapping geological mapping GEOTECHNICAL INVESTIGATION gneiss gold grained granite granite gneiss granitoids granodiorite granulite gravity grouting holes hornblende indicated intrusive Item joints Karnataka Kerala Khondalite kimberlite laterite limestone lithounits located lugeons mafic metabasalt migmatite mineralisation minerals moderate mylonite NNW-SSE NW-SE occur overburden pegmatite penstock permeability tests phyllite powerhouse project authorities proposed pyroxene quartz quartz veins quartzite reservoir river samples were collected sand schist belt shale shear zone shotcrete slope soil Specialised Thematic Mapping spillway STAGE GEOTECHNICAL stream sediment samples strike structure studies sulphide surface Tamil Nadu thick toposheet traverse trending tsunami ultramafic upto values varying vertical weathered weir width