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 50
... bands vary in thickness from a few mm to 25cm . Another major outcrop is located on the Lokapur - Ramdurga road section , which contains thin laminated alternative bands of yellowish ferruginous chert and brown haematite chert ...
... bands vary in thickness from a few mm to 25cm . Another major outcrop is located on the Lokapur - Ramdurga road section , which contains thin laminated alternative bands of yellowish ferruginous chert and brown haematite chert ...
Page 68
... bands associated with meta argillite - greywacke , metavolcanic / tuff . sequence of Ranibennur Formation by regional reconnaitory mapping and geochemical sampling . The gold mineralisation of sulphide facies in BIF bands is recorded ...
... bands associated with meta argillite - greywacke , metavolcanic / tuff . sequence of Ranibennur Formation by regional reconnaitory mapping and geochemical sampling . The gold mineralisation of sulphide facies in BIF bands is recorded ...
Page 92
... bands and seem to be more concentrated in the foothills of the Western Ghats where several faults are marked by truncation of the quartzite bands . In the southern part , west of Sivagiri the trend of the quartzite bands is NS in the ...
... bands and seem to be more concentrated in the foothills of the Western Ghats where several faults are marked by truncation of the quartzite bands . In the southern part , west of Sivagiri the trend of the quartzite bands is NS in the ...
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