Records of the Geological Survey of India, Volume 127, Parts 3-4Government of India, 1992 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 99
... sand , cross - bedded poorly compact and unoxidised . 0.00-0.31 0.31-0.41 unoxidised , loose . Mehapal north bank of Subarnarekha River ( 22 ° 14 ' 86 ° 59 ' ; 74 J / 13 ) Light grey sandy silt Brownish white fine sand with abundant ...
... sand , cross - bedded poorly compact and unoxidised . 0.00-0.31 0.31-0.41 unoxidised , loose . Mehapal north bank of Subarnarekha River ( 22 ° 14 ' 86 ° 59 ' ; 74 J / 13 ) Light grey sandy silt Brownish white fine sand with abundant ...
Page 186
... sand cast areas have been identi- fied . These could be attributed to three flood events viz . , older flood ( pre 1982 ) , 1982 flood and recent ( 1992 ) flood . The sand cast of the older flood consists of a relatively fine sand of 50 ...
... sand cast areas have been identi- fied . These could be attributed to three flood events viz . , older flood ( pre 1982 ) , 1982 flood and recent ( 1992 ) flood . The sand cast of the older flood consists of a relatively fine sand of 50 ...
Page 13
... sand like zones . Samples have been submitted to Palaeontology Division for SEM studies of the clastic grains . Chemical analysis of 12 samples of the silica sand zone has indicated SiO2 : 86.93 % -94.55 % , TiO2 : 0.1 % 0.2 % and total ...
... sand like zones . Samples have been submitted to Palaeontology Division for SEM studies of the clastic grains . Chemical analysis of 12 samples of the silica sand zone has indicated SiO2 : 86.93 % -94.55 % , TiO2 : 0.1 % 0.2 % and total ...
Contents
Chhotanagpur Gneiss | 8 |
Geological mapping and geochomical survey to the south | 15 |
Singhbhum Belt and North Singhbhum Shear Zone | 22 |
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ABSTRACTS OF PROGRESS Aizawl alignment amphibolite Andaman anomaly apatite ARUNACHAL PRADESH Assam bands bank basin bed rock belt Bihar biotite block boreholes Brahmaputra carbonatite chert chlorite chromite clay conglomerate Dalma deposits depth district drilling east Engineering Geology erosion exposed EXTENDED ABSTRACTS faults field season flood plain folds foliation Formation geochemical GEOLOGICAL MAP geophysical geotechnical investigation gneiss gold grained granite gneiss grey Group of rocks GSI Rec INDEX indicated Irrigation Keonjhar LATERITE limestone lithounits located manganese Manipur Meghalaya metasedimentary mica schist mineral nala occur Orissa OVERVIEW phyllite Plate proposed Purulia quartz quartz veins quartzite Quaternary regional river samples sand sandstone scale schist sector sedimentary sequence shale Shear Zone Shillong Sikkim silt siltstone Singhbhum granite slope soil spillway sq km sq.km stage geotechnical investigation structures sulphides Supergroup surface SURVEY OF INDIA thick tion toposheet traverses trending tunnel ultramafic unconformably upto volcanics West Bengal