Records of the Geological Survey of India, Volume 130, Parts 5-6The Survey, 1995 - 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 110
... shear zone and for planning of boreholes . Seven scout boreholes spaced 400 450 m were planned to intersect the minealised zone . Velampatti North block extends over a strike length of 1.6 km . In this block four boreholes were drilled ...
... shear zone and for planning of boreholes . Seven scout boreholes spaced 400 450 m were planned to intersect the minealised zone . Velampatti North block extends over a strike length of 1.6 km . In this block four boreholes were drilled ...
Page 112
... zone varies from 3 to 27 m . The shear zone trends in N 25 ° E - S 25 ° W to N 35 ° E - S 35 ° W with southeasterly dips . Pinching and swelling take place in mineralised zone laterally and vertically . Quartz veins are boudinaged ...
... zone varies from 3 to 27 m . The shear zone trends in N 25 ° E - S 25 ° W to N 35 ° E - S 35 ° W with southeasterly dips . Pinching and swelling take place in mineralised zone laterally and vertically . Quartz veins are boudinaged ...
Page 115
... shear zone is persistant further towards north MNN- 8 in Mannadipatti North Block , the ankerite zone is seen only from MNN - 16 to MNN - 29 over a strike length of 650 m in this block . The width of the shear zone varies from 1 to 10 m ...
... shear zone is persistant further towards north MNN- 8 in Mannadipatti North Block , the ankerite zone is seen only from MNN - 16 to MNN - 29 over a strike length of 650 m in this block . The width of the shear zone varies from 1 to 10 m ...
Contents
KARNATAKA AND GOA | 53 |
KERALA | 78 |
TAMIL NADU AND PONDICHERRY | 93 |
Copyright | |
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amphibolite ANDHRA PRADESH anomaly auriferous bands basalt basement basin beach biotite block boreholes carried charnockite chert clay Deccan Trap deposits depth dimensional stone district dolerite drilling east ENE-WSW excavation exposed fault field season folds foliation Formation foundation fractures geochemical GEOLOGICAL MAP GEOTECHNICAL INVESTIGATION gneiss Gneissic Complex gold mineralisation Gondwana grade grained granite granite gneiss granulite gravity grey hornblende indicated intersected intrusive joints Karnataka KERALA kimberlite laterite lineaments located MADHYA PRADESH magnetic magnetite Maharashtra metamorphism migmatite mineral mineralised zone NE-SW NNW-SSE NW-SE occurs pegmatite phyllite pink Plate-2 PROJECT quartz quartz veins quartzite Quaternary regional reservoir river Sakoli samples sand Sausar scale schist schist belt sedimentary shale shear zone soil spillway sq km stream sediment strike length structural studies sulphide Supergroup TAMIL NADU tectonic thick traverse trench trending tunnel upto vertical width एवं का किया के गया में