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 16
... represented by light grey clays with profuse shell fragments . Fluvial facies is represented by alternate sequence of silty clay , clay and medium to coarse sands from 27.2 m to 79 m . The lithology in borehole QG - 2 located at ...
... represented by light grey clays with profuse shell fragments . Fluvial facies is represented by alternate sequence of silty clay , clay and medium to coarse sands from 27.2 m to 79 m . The lithology in borehole QG - 2 located at ...
Page 112
... represented by broad warps along N40 ° E - S40 ° W plunging 35 ° towards SW and it is marked by the development of close - spaced axial plane fractures along NE - SW direction within the quartzite . 3 The northern block representing the ...
... represented by broad warps along N40 ° E - S40 ° W plunging 35 ° towards SW and it is marked by the development of close - spaced axial plane fractures along NE - SW direction within the quartzite . 3 The northern block representing the ...
Page 115
... represented by grey hornblende - biotite gneiss with bands and lenses of Sathyamangalam supracrustals which is represented mainly by quartzite , fuchsite quartzite and fuchsite - kyanite quartzite with bands of amphibolite 1 garnet ...
... represented by grey hornblende - biotite gneiss with bands and lenses of Sathyamangalam supracrustals which is represented mainly by quartzite , fuchsite quartzite and fuchsite - kyanite quartzite with bands of amphibolite 1 garnet ...
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