Records of the Geological Survey of India, Volume 105The Survey, 1973 - Earthquakes Includes the Annual report of the Geological Survey of India, 1867- |
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Page 384
pyrite associated with two quartz veins were noted for a strike length of 200 m and width of 2 m near Shahdar . A galena - bearing quartz vein was traced over a limited strike length . One grab sample revealed < 0.1 % Cu , < 0.1 % Pb ...
pyrite associated with two quartz veins were noted for a strike length of 200 m and width of 2 m near Shahdar . A galena - bearing quartz vein was traced over a limited strike length . One grab sample revealed < 0.1 % Cu , < 0.1 % Pb ...
Page 103
... strike of foliation from N. W.-S. E. in the southeastern part of the range to N.N.W.-S.S.E. and N.-S. in the northwestern part . The foliation dips are towards S.W. , W.S.W. and west , varying with the strike of foliation . The ...
... strike of foliation from N. W.-S. E. in the southeastern part of the range to N.N.W.-S.S.E. and N.-S. in the northwestern part . The foliation dips are towards S.W. , W.S.W. and west , varying with the strike of foliation . The ...
Page 152
... strike and depth ( Pl . 15 & 16 ) . Generally the silicified and mineralised lenses are parallel to the axial plane of the b , folds . In the sections exposed in the old workings quartz and sulphide bearing veins are seen to be locally ...
... strike and depth ( Pl . 15 & 16 ) . Generally the silicified and mineralised lenses are parallel to the axial plane of the b , folds . In the sections exposed in the old workings quartz and sulphide bearing veins are seen to be locally ...
Contents
CENTRAL HEADQUARTERS | 1 |
NORTHERN REGION | 46 |
ORGANISATIONAL SET UP | 437 |
Copyright | |
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alignment alluvium amphibolite Andaman Andhra Pradesh anorthosites Archaean bands Baratang basalt basin bauxite beds Bihar biotite boreholes Carboniferous carried charnockite Circle clay coal coalfield conglomerate copper Deccan Trap deposits depth to water dips Director district Division dolerite dolomite drill holes dykes exploration exploratory exposed folds foliation Formation fossils garnetiferous geochemical geohydrological geological mapping Geological Survey Geologists Jr geophysical gneisses Gondwana grade grained granite groundwater Group horizon indicated investigation island Kashmir km on scale Laboratory laterite limestone located logging Madhya Pradesh mapped an area mapped on scale metres million tonnes mineral mineralisation nala occur pegmatite phosphorite phyllite pits Project pyrite quartz veins quartzite Rajasthan regional river rock types samples sandstone Sarvashri schist seams sediments shales Sharma shear zones Shri Singh slate spillway sq km strike length studies Survey of India thickness tion topo-sheets traversed trend tunnel ultrabasic Upper upto valley varies