Records of the Geological Survey of India, Volume 131, Parts 2-3Government of India, 1996 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 28
... fold- ing on an earlier set of folds ( Plate 55a ) . Rarity of mesoscopic folds and presence of intraformational angular unconformities however indicate that this scatter is probably due to syndepositional tilting and disturbance of the ...
... fold- ing on an earlier set of folds ( Plate 55a ) . Rarity of mesoscopic folds and presence of intraformational angular unconformities however indicate that this scatter is probably due to syndepositional tilting and disturbance of the ...
Page 4
... folds of varying shapes and sizes that control the outcrop pattern of gondite . The earliest folds ( F ) are tight , isoclinal reclined with steep plunge . F , folds are open to tight and upright . F , folds are broad , open and N - S ...
... folds of varying shapes and sizes that control the outcrop pattern of gondite . The earliest folds ( F ) are tight , isoclinal reclined with steep plunge . F , folds are open to tight and upright . F , folds are broad , open and N - S ...
Page 12
... folds are tight and isocli- nal . The second phase folds are open to broad plung- ing type and the third phase folds are characterised by broad warps . The strike of the rocks as well as of the ore bodies varies widely due to presence ...
... folds are tight and isocli- nal . The second phase folds are open to broad plung- ing type and the third phase folds are characterised by broad warps . The strike of the rocks as well as of the ore bodies varies widely due to presence ...
Contents
COAL WING | 128 |
Geophysics Division | 209 |
Operation West Coast I | 239 |
Copyright | |
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amphibolite analysis anomaly bands Barakar Barakar Formation basin belt Bihar biotite block borehole carried chlorite clay Coalfield Code core covered Cruise delineated depth Director district Division drilling Dzongkhag east East Singhbhum eastern exploration for coal facies fault feldspar field season folds foliation garnet geochemical geoenvironmental GEOLOGICAL MAP geophysical geotechnical investigation gneiss Gondwana grade granite granite gneiss granulite grey Group heavy mineral INDEX indicated intersected Kamthi lignite limestone located Madhya Pradesh magnetic metamorphism mineralised zone nala occur Orissa OVERVIEW pegmatite phyllite plagioclase Plate programme Project prospect Purulia quartz quartz veins quartzite range Raniganj REGIONAL EXPLORATION ridge river samples were collected sand sandstone scale schist seabed sector sediments shale shallow shear zone Singhbhum slope soil spillway sq km stage geotechnical investigation structural sulphide surface survey Talchir thickness Toposheet traverses trending ultramafic upto Valley varies volcanics West Bengal