Records of the Geological Survey of India, Volume 125, Parts 3-5Government of India, 1990 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 33
... Thin to thick bedded multistoreyed sandstone with minor shale and siltstone intercalations . Trace fossils and interference ripple marks are common . Intraformational conglomerate , pebble beds , cross bedding , thin coal streaks , leaf ...
... Thin to thick bedded multistoreyed sandstone with minor shale and siltstone intercalations . Trace fossils and interference ripple marks are common . Intraformational conglomerate , pebble beds , cross bedding , thin coal streaks , leaf ...
Page 24
... thin veneer of soil and calcrete . So far , seven kimberlite dyke enlargements , termed as " Seg- ments " were delineated by pitting and trenching . Intensified drilling programme was taken up during the FS 1990 1991 , based on the ...
... thin veneer of soil and calcrete . So far , seven kimberlite dyke enlargements , termed as " Seg- ments " were delineated by pitting and trenching . Intensified drilling programme was taken up during the FS 1990 1991 , based on the ...
Page 151
... thin weathered seams below hard and fresh rock . Excavating the weathered / shear seams to twice their width and ... thin shaly partings is ex- posed along the major part of the proposed single bund alignment with thin cover of ...
... thin weathered seams below hard and fresh rock . Excavating the weathered / shear seams to twice their width and ... thin shaly partings is ex- posed along the major part of the proposed single bund alignment with thin cover of ...
Contents
Studies of granites of Hazaribagh Gaya and Palamau districts Bihar | 7 |
Geological mapping around PindaraBiharbariBaghmari area Bhagalpur district Bihar | 13 |
FIELD SEASON 199091 | 91 |
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alignment amphibolite ANDHRA PRADESH anomaly bands basemetal basin Bihar biotite block boreholes charnockite chromite clay comprises CONSTRUCTION STAGE GEOTECHNICAL deposits depth DISTRICT dolerite drilled dykes earth dam east eastern Engineering Geology Engineering Geology Division excavation exposed field season folds foliation Formation geochemical GEOLOGICAL MAP geophysical Geotechnical and Special GEOTECHNICAL INVESTIGATION gneiss gold grained granite granite gneiss granitoid granulite grey Group grouting hill holes hornblende indicated irrigation joints KARNATAKA khondalite kimberlite laterite limestone located magnetite Meghalaya migmatite mineral mineralised zone nala occur Orissa pegmatite phyllite pink granite plagioclase power house proposed pyrite pyroxenite quartz quartz veins quartzite Quaternary Regional Geology reservoir river rock types samples sandstone scale schist schist belt schistose sediments shale shear zone Shillong Singhbhum slope soil Special Investigation spillway sq km stage geotechnical investigation strike length structure sulphide surveys syenite thick traverses trending tunnel upto volcanics West Bengal