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 19
... occur at times on the interface of these two lithounits . The fossil tree log occur horizontally on the eroded surface of the mottled clay mostly oriented in N 40 ° E - S 40 ° W direction . Nineteen such fossiliferous sections occur in ...
... occur at times on the interface of these two lithounits . The fossil tree log occur horizontally on the eroded surface of the mottled clay mostly oriented in N 40 ° E - S 40 ° W direction . Nineteen such fossiliferous sections occur in ...
Page 32
... occurs as coarse subidiomorphic grains associated with pyrite and sphalerite . Exsolved phases of chalcopyrite in sphalerite occur as tiny flakes , thin hair like films and irregular needles . Pyrrhotite occurs in a subordinate phase ...
... occurs as coarse subidiomorphic grains associated with pyrite and sphalerite . Exsolved phases of chalcopyrite in sphalerite occur as tiny flakes , thin hair like films and irregular needles . Pyrrhotite occurs in a subordinate phase ...
Page 10
... occur discontinuously in enechelon pattern , engulfed within the mica schist and phyllite . The en- tire ensemble is intruded by the Itima Granite and its pegmatitic members / variants . The manganese ore occurs in the form of veins ...
... occur discontinuously in enechelon pattern , engulfed within the mica schist and phyllite . The en- tire ensemble is intruded by the Itima Granite and its pegmatitic members / variants . The manganese ore occurs in the form of veins ...
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