Records of the Geological Survey of India, Volume 128, Part 3Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 13
( Plate 5 ) This forms part of Chhotanagpur granite gneiss . Mapping was carried
out with the objective to understand mutual relationship of different components
of Chhotanagpur gneissic complex , their stratigraphic status and to assess ...
( Plate 5 ) This forms part of Chhotanagpur granite gneiss . Mapping was carried
out with the objective to understand mutual relationship of different components
of Chhotanagpur gneissic complex , their stratigraphic status and to assess ...
Page 15
STUDY OF CHHOTONAGPUR GNEISSIC COMPLEX , WEST BENGAL AROUND
SALTORA AND GODIBERO ... The other important rock type of the mapped area
are composite granite gneiss , very coarse pink porphyroblastic granite gneiss ...
STUDY OF CHHOTONAGPUR GNEISSIC COMPLEX , WEST BENGAL AROUND
SALTORA AND GODIBERO ... The other important rock type of the mapped area
are composite granite gneiss , very coarse pink porphyroblastic granite gneiss ...
Page 100
Another unit , characterised by a darker tone and undulatory topography is seen
to support a thin vegetation cover , unlike the flat cultivated gneissic country . It
occurs just south of granite hill . The rock is possibly granite gneiss with enclaves
...
Another unit , characterised by a darker tone and undulatory topography is seen
to support a thin vegetation cover , unlike the flat cultivated gneissic country . It
occurs just south of granite hill . The rock is possibly granite gneiss with enclaves
...
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Contents
Coastal studies and Neotectonics | 5 |
Chhotonagpur Gneiss East | 12 |
Investigation for copper and associated mineralisation | 18 |
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Common terms and phrases
Andaman anomaly apatite associated bands base basemetal basic basin belt Bihar block body boreholes carried clay Code collected complex conglomerate construction continued covered deposits depth detailed Director district Division drilling east Eastern Engineering exploration exposed extension faults FIELD SEASON fold Formation GEOLOGICAL MAP geophysical geotechnical gneiss gold grade grained granite granite gneiss gravity Group INDEX indicate intersected intrusive Island land length lineaments located magnetic major mineralisation minerals nature occur Orissa OVERVIEW phyllite places Plate potential present Project proposed quartz quartz veins quartzite recorded regional REPORTS represented river road rocks samples sand scale schist sector sediments sequence sericite shear zone Singhbhum slope soil sq km stage strike structural suggested surface SURVEY SURVEY OF INDIA taken thick tion trending types values volcanics West Bengal western