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 226
... heavy minerals in the region . Close spaced vibrocoring ( 500m x 500m ) over an area of 3.5 sq km , bounded by the co - ordinates 19 ° 18'55.437 " N : 85 ° 00'45.058 " E , 19 ° 20'01.557 " N 85 ° 01'58.310 " E , 19 ° 19'24.001 " N 85 ...
... heavy minerals in the region . Close spaced vibrocoring ( 500m x 500m ) over an area of 3.5 sq km , bounded by the co - ordinates 19 ° 18'55.437 " N : 85 ° 00'45.058 " E , 19 ° 20'01.557 " N 85 ° 01'58.310 " E , 19 ° 19'24.001 " N 85 ...
Page 231
... heavy mineral concentration of the subsamples ranges between 2 and 25. The heavy mineral suite of the samples is represented by sillimanite , garnet and magnetite with minor amounts of ortho / clino pyroxene , hornblende , zircon ...
... heavy mineral concentration of the subsamples ranges between 2 and 25. The heavy mineral suite of the samples is represented by sillimanite , garnet and magnetite with minor amounts of ortho / clino pyroxene , hornblende , zircon ...
Page 235
... heavy mineral concentration goes upto 20 % by weight of the sand . In view of the potential of the placer minerals in this area , as brought out by earlier cruises , cruise SK - 114 was planned to investigate the placer mineral ...
... heavy mineral concentration goes upto 20 % by weight of the sand . In view of the potential of the placer minerals in this area , as brought out by earlier cruises , cruise SK - 114 was planned to investigate the placer mineral ...
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