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 81
... Kerala , besides compilation and digitisation of geological maps on 1 : 50,000 scale . In Tamil Nadu nine field items were taken up comprising four Specialised Thematic Mapping , three mineral investigations ( one each investigation for ...
... Kerala , besides compilation and digitisation of geological maps on 1 : 50,000 scale . In Tamil Nadu nine field items were taken up comprising four Specialised Thematic Mapping , three mineral investigations ( one each investigation for ...
Page 192
... KERALA OVERVIEW G. Rajagopalan , Director During the field season 2004-2005 twenty seven investigations were carried out in the States of Tamil Nadu , Pondicherry and Kerala while one assignment was carried out in Bhutan . In Tamil Nadu ...
... KERALA OVERVIEW G. Rajagopalan , Director During the field season 2004-2005 twenty seven investigations were carried out in the States of Tamil Nadu , Pondicherry and Kerala while one assignment was carried out in Bhutan . In Tamil Nadu ...
Page 214
... KERALA Additional item Preliminary geotechnical investigationwas carried out for the Thuvallar Small Hydroelectric Project , Kerala , which will generate 4MW of power by constructing a trench weir across the Thuvallar river ( tributary ...
... KERALA Additional item Preliminary geotechnical investigationwas carried out for the Thuvallar Small Hydroelectric Project , Kerala , which will generate 4MW of power by constructing a trench weir across the Thuvallar river ( tributary ...
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