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 iii
... ranging from 20 to 44 % . Exploration for limestone in Patti prospect around Vridhachalam in Cretaceous -Tertiary basin of Tamil Nadu has indicated limestone band extending for 4.5 km strike length having a thickness ranging from 5 to ...
... ranging from 20 to 44 % . Exploration for limestone in Patti prospect around Vridhachalam in Cretaceous -Tertiary basin of Tamil Nadu has indicated limestone band extending for 4.5 km strike length having a thickness ranging from 5 to ...
Page 103
... ranging from 100 to 500 ppb in borehole AD - 2 , in 11 samples gold ranging from 100 - 400 ppb in borehole AD - 3 and in 16 samples gold ranges from 100 - 5800 ppb in borehole AD - 4 . From AD - 4 borehole weighted average of 0.843 g ...
... ranging from 100 to 500 ppb in borehole AD - 2 , in 11 samples gold ranging from 100 - 400 ppb in borehole AD - 3 and in 16 samples gold ranges from 100 - 5800 ppb in borehole AD - 4 . From AD - 4 borehole weighted average of 0.843 g ...
Page 159
... ranging in thickness from 2 m to 10 m . The lower layer is predominantly sandy layer with clayey silt , silt , pebbles and calcareous nodules , ranging in thickness from 2 m to 6 m . 5 to 10 m thick zone of moderate to highly weathered ...
... ranging in thickness from 2 m to 10 m . The lower layer is predominantly sandy layer with clayey silt , silt , pebbles and calcareous nodules , ranging in thickness from 2 m to 6 m . 5 to 10 m thick zone of moderate to highly weathered ...
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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