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 98
... collected . In majority of the samples , Au values were found to be less than 0.1 ppm and silver values less than 5 ppm . This year a total of 30 samples were collected and sent for chemical analysis . In the area showing anomalous gold ...
... collected . In majority of the samples , Au values were found to be less than 0.1 ppm and silver values less than 5 ppm . This year a total of 30 samples were collected and sent for chemical analysis . In the area showing anomalous gold ...
Page 240
... collected between 13 ° and 14 ° N lat . and 70 ° 15 ' and 71 ° E long . for Mn - nodules and tephra sequence . 12 gravity cores were collected along three E - W transects . The same were cut , logged and subsampled . In total , 20.33 m ...
... collected between 13 ° and 14 ° N lat . and 70 ° 15 ' and 71 ° E long . for Mn - nodules and tephra sequence . 12 gravity cores were collected along three E - W transects . The same were cut , logged and subsampled . In total , 20.33 m ...
Page 1
... collected for gold analyses . Three sub - blocks have been selected for detailed soil sampling . From each block soil samples of two mesh sizes ( -20 and -80 mesh ) were collected from shallow pits ( 1x1x1 m3 and 1 / 2x1 / 2x1 / 2m3 ) ...
... collected for gold analyses . Three sub - blocks have been selected for detailed soil sampling . From each block soil samples of two mesh sizes ( -20 and -80 mesh ) were collected from shallow pits ( 1x1x1 m3 and 1 / 2x1 / 2x1 / 2m3 ) ...
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