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 42
... quartzite traversed by mafic and ultramafic , ( pyroxenite dyke Cr and Ni within the shear zone are noticed between Sinduari ( 23 ° 00 " : 85 ° 45'00 " ) and Lungtu ( 22 ° 59'00 " : 85 ° 40'00 " ) with incidences of panning activity for ...
... quartzite traversed by mafic and ultramafic , ( pyroxenite dyke Cr and Ni within the shear zone are noticed between Sinduari ( 23 ° 00 " : 85 ° 45'00 " ) and Lungtu ( 22 ° 59'00 " : 85 ° 40'00 " ) with incidences of panning activity for ...
Page 52
... quartzite , banded chert , BHJ , conglomerate , gritty sandstone / quartzite , orthoquartzite ( variegated , sometimes with green mica ) , pelitic schists and metavolcanics ( basic / ultrabasic ) . There are chromiferous ultramafics and ...
... quartzite , banded chert , BHJ , conglomerate , gritty sandstone / quartzite , orthoquartzite ( variegated , sometimes with green mica ) , pelitic schists and metavolcanics ( basic / ultrabasic ) . There are chromiferous ultramafics and ...
Page 13
... quartzite , phyllitic quartzite and phyllite with rare in- terbands of metabasic tuffs , and schistose amphibolite ( Khasi- greenstone ) . Shillong Group of rocks are the major lithotypes in the area . The quartzite , phyllitic ...
... quartzite , phyllitic quartzite and phyllite with rare in- terbands of metabasic tuffs , and schistose amphibolite ( Khasi- greenstone ) . Shillong Group of rocks are the major lithotypes in the area . The quartzite , phyllitic ...
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