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 93
... foliations , folding , faulting , shearing and joints represent widespread secondary structures . Based on the characteristic foliation developments and their orientation atleast three phases of folding documented in the area . The poly ...
... foliations , folding , faulting , shearing and joints represent widespread secondary structures . Based on the characteristic foliation developments and their orientation atleast three phases of folding documented in the area . The poly ...
Page 230
... foliation trend is near vertical to 80 ° dipping towards N65 ° E direction . Because of the presence of closely spaced foliation joints ( 5cm to 10cm spacing ) , the rocks show a shattering appearance from RL 751m to 741.5m . At these ...
... foliation trend is near vertical to 80 ° dipping towards N65 ° E direction . Because of the presence of closely spaced foliation joints ( 5cm to 10cm spacing ) , the rocks show a shattering appearance from RL 751m to 741.5m . At these ...
Page 232
... Foliation and foliation joint trending N10 ° to30 ° W - S10 ° to30 ° E with dip 50 ° towards N60 ° E and S60 ° W direction , ( Spacing . 30cm 50cm ) . The foliation swings in western part with a strike of N65 ° W - S65 ° E with 40 ° dip ...
... Foliation and foliation joint trending N10 ° to30 ° W - S10 ° to30 ° E with dip 50 ° towards N60 ° E and S60 ° W direction , ( Spacing . 30cm 50cm ) . The foliation swings in western part with a strike of N65 ° W - S65 ° E with 40 ° dip ...
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