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 61
... blocks . The detailed geologi- cal mapping ( 0.5 sq . km . on 1 : 1,000 scale ) ( Plate - 27 ) was carried out in Jashipur block . After borehole SBH - 9 was closed in Suriagora block , test drilling was initiated in Jashipur block on ...
... blocks . The detailed geologi- cal mapping ( 0.5 sq . km . on 1 : 1,000 scale ) ( Plate - 27 ) was carried out in Jashipur block . After borehole SBH - 9 was closed in Suriagora block , test drilling was initiated in Jashipur block on ...
Page 65
... block . A photogeological base map of about 500 sq km was prepared on 1 : 60,000 scale using aerial photo interpretation techniques . About 300 sq km of second generation mapping on 1 : 25,000 scale was done followed by stream sediment ...
... block . A photogeological base map of about 500 sq km was prepared on 1 : 60,000 scale using aerial photo interpretation techniques . About 300 sq km of second generation mapping on 1 : 25,000 scale was done followed by stream sediment ...
Page 70
... block was carried out covering an area of 1.0 sq km . A total of 471.85 m was drilled ( upto 30.9.93 ) in six boreholes in Mahulsukha block ( out of which one is in progress i.e. , MS / BH - 1A ) and four boreholes in Thakurani A block ...
... block was carried out covering an area of 1.0 sq km . A total of 471.85 m was drilled ( upto 30.9.93 ) in six boreholes in Mahulsukha block ( out of which one is in progress i.e. , MS / BH - 1A ) and four boreholes in Thakurani A block ...
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