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 24
... shows prominent sheared contacts trending NNW - SSE / NW - SE with the former ( Fig.6 ) . The intrusive granitoid caused a domal upwarp that shows a gentle northerly plunge into the River Tungabhadra . The TGA granitoids display ...
... shows prominent sheared contacts trending NNW - SSE / NW - SE with the former ( Fig.6 ) . The intrusive granitoid caused a domal upwarp that shows a gentle northerly plunge into the River Tungabhadra . The TGA granitoids display ...
Page 84
... shows clear banding and irregular ribbing at the contact of mafic- and felsic- rich layers resulting in false ripple marks and may represent calcium rich siliceous sediments . Calc gneiss occurs above quartzite and consists of diopside ...
... shows clear banding and irregular ribbing at the contact of mafic- and felsic- rich layers resulting in false ripple marks and may represent calcium rich siliceous sediments . Calc gneiss occurs above quartzite and consists of diopside ...
Page 120
... gneiss are exposed . Charnockite shows Opx - Cpx- plagioclase - quartz garnet assemblage and is enderbitic . Charnockite gneiss shows an assemblage 4 76 xxxx xxxxx xxxx 76 8 75xxx xxxx 4 120 REC . GEOL . SURV . IND . VOL . 139 , PT - 5.
... gneiss are exposed . Charnockite shows Opx - Cpx- plagioclase - quartz garnet assemblage and is enderbitic . Charnockite gneiss shows an assemblage 4 76 xxxx xxxxx xxxx 76 8 75xxx xxxx 4 120 REC . GEOL . SURV . IND . VOL . 139 , PT - 5.
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