Records of the Geological Survey of India, Volume 122, Parts 3-4Government of India, 1987 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 27
... schist with quartzite and gondite bands form the major units followed by quartz mica schist , dolomites , carbon phyllites and quartzites / conglomerates . Granites occupy a major area in the central and north - central part around Itma ...
... schist with quartzite and gondite bands form the major units followed by quartz mica schist , dolomites , carbon phyllites and quartzites / conglomerates . Granites occupy a major area in the central and north - central part around Itma ...
Page 31
... schist . The intersection of concordant and discordant pegma- tite bodies are found to be favourable locii of mica concen- trations . The available analytical results of geochemical samples reveal that Ba values between 100-200 ppm of ...
... schist . The intersection of concordant and discordant pegma- tite bodies are found to be favourable locii of mica concen- trations . The available analytical results of geochemical samples reveal that Ba values between 100-200 ppm of ...
Page 57
... schist with quartzite & vein quartz 3 / 30 - Tuff with cherty quartzite , intercallation of tuff with metabasalt 10 --- Mica schist with hornblende schist 11 --- Ultrabasic 12 --- Sandstone , Quartzite , Conglomerate . 13 --- Lovas 23 ...
... schist with quartzite & vein quartz 3 / 30 - Tuff with cherty quartzite , intercallation of tuff with metabasalt 10 --- Mica schist with hornblende schist 11 --- Ultrabasic 12 --- Sandstone , Quartzite , Conglomerate . 13 --- Lovas 23 ...
Contents
CONTENTS | 12 |
Geological mapping of Lingtse granitoid gneisses of Sikkim with special reference to their | 24 |
Quaternary geological and geomorphological mapping of the KosiGandak Interfluve | 25 |
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ABSTRACTS OF PROGRESS alignment Andaman anorthosite apatite Arunachal Pradesh Bandyopadhyay basin bed rock belt Bhuban Bihar BIHAR Code biotite borehole carbonatite clay Construction stage geotechnical dam axis deposits depth Disang drilling Engineering Geology Engineering Geology Division-IV exposed EXTENDED ABSTRACTS Feasibility stage geotechnical FIELD SEASON folds Formation foundation geochemical geological mapping Geology Division-II Ops geophysical Geotech & Special Geotech and Special gneiss grade granite granite gneiss graphite grey Group grouting GSI Vol Gumla district Hazaribagh district holes Irrigation Project limestone lineament lithostratigraphy located mica mineral mineralisation nala occur Ophiolite Orissa ORISSA Code pegmatite petrological phyllite power house proposed quartz quartzite Regional Geology Division Reservoir Scheme river rock types samples sand sandstone scale schist sediments shale shear zone Shillong Sikkim siltstone Singhbhum district slope Special Investigation spillway sq km stage geotechnical investigation structure Surface Survey of India toposheet traverses trending tunnel upto veins West Bengal