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 15
... gneiss is interlayered with , but generally sub- ordinate to , other varieties of biotite gneiss . In the Central City - Nederland area ( Pl . 1 ) , it forms ... Gneisses The 15 Stratigraphic relations of cordierite-bearing gneiss.
... gneiss is interlayered with , but generally sub- ordinate to , other varieties of biotite gneiss . In the Central City - Nederland area ( Pl . 1 ) , it forms ... Gneisses The 15 Stratigraphic relations of cordierite-bearing gneiss.
Page 42
... Gneiss and intruded by adamellite of sec . 28 ( Goldich and others , 1961 ) ; mode , 7 ; chem . , 14 and 15 ... gneiss ; mode , 6 ; chem . , 13 . 816. Metagraywacke ; dark gray ; fine - grained ; thinly layered andesine- quartz - biotite ...
... Gneiss and intruded by adamellite of sec . 28 ( Goldich and others , 1961 ) ; mode , 7 ; chem . , 14 and 15 ... gneiss ; mode , 6 ; chem . , 13 . 816. Metagraywacke ; dark gray ; fine - grained ; thinly layered andesine- quartz - biotite ...
Page 89
... Gneiss, zircon cores. (2b) Sand River Gneiss, zircon rims, LA-ICP-MS, Zeh et al. (2007). (2c) Sand River Gneiss, 120 grains from 4 samples, Causeway locality near Musina. (2d) Ranges of overgrowths in same sample. (2e) Granitic ...
... Gneiss, zircon cores. (2b) Sand River Gneiss, zircon rims, LA-ICP-MS, Zeh et al. (2007). (2c) Sand River Gneiss, 120 grains from 4 samples, Causeway locality near Musina. (2d) Ranges of overgrowths in same sample. (2e) Granitic ...
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