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 112
... quartzite , fuchsite quartzite + sillimanite kyanite , garnetiferous quartzite , ferruginous quartzite , garnet - sillimanite - biotite gneiss + cordierite ,. garnet - pyroxene - magnetite granulite with manganese- rich horizons and ...
... quartzite , fuchsite quartzite + sillimanite kyanite , garnetiferous quartzite , ferruginous quartzite , garnet - sillimanite - biotite gneiss + cordierite ,. garnet - pyroxene - magnetite granulite with manganese- rich horizons and ...
Page 115
... quartzite , fuchsite quartzite and fuchsite - kyanite quartzite with bands of amphibolite 1 garnet . Large bands of metagabbro with development of porphyroblastic reddish brown garnet also occur in close association with fuchsite ...
... quartzite , fuchsite quartzite and fuchsite - kyanite quartzite with bands of amphibolite 1 garnet . Large bands of metagabbro with development of porphyroblastic reddish brown garnet also occur in close association with fuchsite ...
Page 165
... quartzite belonging to upper unit of the Kakleti vagu Quartzite Member of Srisailam Formation . The quartzite exhibits leaching effects of iron minerals and is dissected with two sets of vertical to steeply dipping , 5 to 10 cm wide ...
... quartzite belonging to upper unit of the Kakleti vagu Quartzite Member of Srisailam Formation . The quartzite exhibits leaching effects of iron minerals and is dissected with two sets of vertical to steeply dipping , 5 to 10 cm wide ...
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