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 156
... thickness varying from 0.80 m to 45 m . One coal seam section ( IA ) of Karharbari was also intersected between the depths of 425.50 m and 464.10 m with thickness varying from 5.71 m to 5.90 m . Continuity of the coal seams over 3 km ...
... thickness varying from 0.80 m to 45 m . One coal seam section ( IA ) of Karharbari was also intersected between the depths of 425.50 m and 464.10 m with thickness varying from 5.71 m to 5.90 m . Continuity of the coal seams over 3 km ...
Page 157
... thickness varying from 0.90 m to 5.80 m . Cumulative thickness of the coal seams intersected in this borehole is 80 m . Preliminary assessment has indicated around 75 million tonnes of power grade coal . In Srirampur block a total of ...
... thickness varying from 0.90 m to 5.80 m . Cumulative thickness of the coal seams intersected in this borehole is 80 m . Preliminary assessment has indicated around 75 million tonnes of power grade coal . In Srirampur block a total of ...
Page 170
... ( thickness 3.35 m ) , the topmost seam , intersected at 251.15 m , depth showed three split sections of 1.50 m , 0.90 m , and 0.95 m in thickness . Seam - II ( thickness 1.75 m ) , seam - I ( thickness 1.00 m ) and seam - 1A ( thickness ...
... ( thickness 3.35 m ) , the topmost seam , intersected at 251.15 m , depth showed three split sections of 1.50 m , 0.90 m , and 0.95 m in thickness . Seam - II ( thickness 1.75 m ) , seam - I ( thickness 1.00 m ) and seam - 1A ( thickness ...
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