Records of the Geological Survey of India, Volume 140, Part 5The Survey, 2007 - 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 130
... foliation and F , folds in the BIF . D , deformation is responsible for the F , folding and produced S , mylonite foliation . F , and F , are coaxial with an axial trace of N70 ° E . 1 2 The major shearing is coeval with D , deformation ...
... foliation and F , folds in the BIF . D , deformation is responsible for the F , folding and produced S , mylonite foliation . F , and F , are coaxial with an axial trace of N70 ° E . 1 2 The major shearing is coeval with D , deformation ...
Page 229
... foliation dip which is mainly towards right abutment and slightly towards down stream . This phenomenon is not that much favourable / suitable for a dam if it happens to meet any major foliation shear planes underneath and the ...
... foliation dip which is mainly towards right abutment and slightly towards down stream . This phenomenon is not that much favourable / suitable for a dam if it happens to meet any major foliation shear planes underneath and the ...
Page 291
... foliation . Refolding of this foliation resulted into southerly plunging open to tight isoclinal folds including S and Z types has defined the present schist belt configuration . -- - The NFB is made - up of phyllite , quartzite ...
... foliation . Refolding of this foliation resulted into southerly plunging open to tight isoclinal folds including S and Z types has defined the present schist belt configuration . -- - The NFB is made - up of phyllite , quartzite ...
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Common terms and phrases
abutment Additional Item amphibolite ANDHRA PRADESH bed rock biotite block boreholes boreholes drilled carried charnockite clay CONSTRUCTION STAGE GEOTECHNICAL cover Cuddapah cut off trench cut-off depth DISTRICT dolerite dolerite dyke downstream earth dam excavated exposed field season flank foliation Formation foundation fresh rock garnet garnetiferous geological mapping GEOTECHNICAL INVESTIGATION gneiss gold granite granitoids granulite gravity grey ground level hornblende indicated intrusive joints KARNATAKA KERALA Khondalite kimberlite Kumar laterite limestone lineament located magnetite migmatite mineralisation minerals moderate monzogranite NE-SW NW-SE overburden pegmatite Peninsular Gneissic Complex penstock permeability tests powerhouse project authorities proposed Puducherry pyroxene pyroxene granulite quartz quartz veins quartzite river rock types samples schist Schist belt seismic shale shear zone slope soil Specialised Thematic Mapping spillway sq km STAGE GEOTECHNICAL INVESTIGATION strike length structure studies suggested Tamil Nadu terrain thickness toposheet traversed tunnel upto values varies vertical weir width