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 30
... drilling during field season 1989-90 , by erstwhile RGD - IV , ER and sub- sequently handed over to Ops : Bihar in December , 1992 . Exploratory drilling has been taken up in north- ern slope of Tamadungri ridge , near Simulbera vil ...
... drilling during field season 1989-90 , by erstwhile RGD - IV , ER and sub- sequently handed over to Ops : Bihar in December , 1992 . Exploratory drilling has been taken up in north- ern slope of Tamadungri ridge , near Simulbera vil ...
Page 84
... drilling on 200 m square grid pattern was planned mainly over later- ite capped area , supposed to be basic / ultramafic derivative . During the field season 1992-93 , an area measuring 2.02 sq km was mapped on 1 : 2,000 scale and ...
... drilling on 200 m square grid pattern was planned mainly over later- ite capped area , supposed to be basic / ultramafic derivative . During the field season 1992-93 , an area measuring 2.02 sq km was mapped on 1 : 2,000 scale and ...
Page 120
... drilling ( 1169.10m ) have been undertaken for locating apatite and rare earth deposits , if any , within the shear zone . Drilling exploration has been taken up in Purdaha block of eastern sector and Beldih area of western sector . The ...
... drilling ( 1169.10m ) have been undertaken for locating apatite and rare earth deposits , if any , within the shear zone . Drilling exploration has been taken up in Purdaha block of eastern sector and Beldih area of western sector . The ...
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