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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Results 1-3 of 44
Page ii
... gold , diamond , platinum group of minerals ( PGM ) , Limestone and graphite were taken up . The highlights of the results are summarized below : Gold In Andhra Pradesh , gold investigation was taken up in Velligallu Schist belt with an ...
... gold , diamond , platinum group of minerals ( PGM ) , Limestone and graphite were taken up . The highlights of the results are summarized below : Gold In Andhra Pradesh , gold investigation was taken up in Velligallu Schist belt with an ...
Page 60
... gold investigation in different geological environment involving different stages , ( PI , PII & E - I ) were taken ... gold mineralisation is hosted by quartz - carbonate veins and veinlets , having pyrite , pyrrhotite and arsenopyrite ...
... gold investigation in different geological environment involving different stages , ( PI , PII & E - I ) were taken ... gold mineralisation is hosted by quartz - carbonate veins and veinlets , having pyrite , pyrrhotite and arsenopyrite ...
Page 68
... gold and the results are awaited . PROJECT : GOLD ( SHIMOGA - NORTH KANARA SCHIST BELT ) OVERVIEW A.Gadhadharan , Director Under the Project , Gold - Shimoga - North Kanara Schist belt ( SNKSB ) , one item of investigation was taken up ...
... gold and the results are awaited . PROJECT : GOLD ( SHIMOGA - NORTH KANARA SCHIST BELT ) OVERVIEW A.Gadhadharan , Director Under the Project , Gold - Shimoga - North Kanara Schist belt ( SNKSB ) , one item of investigation was taken up ...
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