Records of the Geological Survey of India, Volume 113, Parts 2-4Government of India, 1983 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 74
... concentration in the Deccan basalts ( Table I ) compared to the averages given for other provinces by Prinz ( 1967 ) . Th , U and REE contents of the basalts of Girnar have close affinity to oceanic island basalts ( Murali et al , 1976 ) ...
... concentration in the Deccan basalts ( Table I ) compared to the averages given for other provinces by Prinz ( 1967 ) . Th , U and REE contents of the basalts of Girnar have close affinity to oceanic island basalts ( Murali et al , 1976 ) ...
Page 81
... concentration in zones of fold closures . The concentration of alumina / alumino - silicate has apparently been facilitated through a dealkalisation process attendant with relative mobility of silica and alumina during late tectonic ...
... concentration in zones of fold closures . The concentration of alumina / alumino - silicate has apparently been facilitated through a dealkalisation process attendant with relative mobility of silica and alumina during late tectonic ...
Page 106
... concentration of Ti0 , in Sung Valley which is located in Jaintia Hills , Meghalaya . ( G.S.I. , North Eastern Regional News Letter , 1983 , page 15 ) . We venture to make a tentative conclusion that high concentration of Ti is not ...
... concentration of Ti0 , in Sung Valley which is located in Jaintia Hills , Meghalaya . ( G.S.I. , North Eastern Regional News Letter , 1983 , page 15 ) . We venture to make a tentative conclusion that high concentration of Ti is not ...
Contents
A Probable Zone of Carbonatite and Fenitic Rock Association | 7 |
Quantitative Correlation of Cyclic Stratigraphic Sequences | 17 |
On the Fossiliferous Ordovician Rocks of Black Mountain | 35 |
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alkali anomaly apatite Arunachal assemblage associated axial bands Beldih belt Bhutan Bihar biotite bore holes borehole Carbonaceous carbonatite Chaibasa chert chlorite chlorite schist chromite coal seam Coarse sandstone complex contours correlation Dalma Deccan basalts deformation deposits depth developed Dhanjori district Dubrajpur Dubrajpur Formation Eastern exploration F₁ fault feldspars folds foliation fossils geochemical Geol Geological Survey Ghosh gneiss Gondwana grade grains granite gneiss grey Group Hills Himalaya host rock ijolite limestone lineation magnetite Manipur Medium sandstone metamorphism metres migmatites mineralisation minerals muscovite nepheline Northern Shear Zone occur olivine ophiolite phyllites plagioclase Plate plunging Pradesh Precambrian pyrite quartz quartzite regional rock types S₁ S₂ samples sandstone Sarkar schist schistosity sector sedimentary sequence sericite serpentinite shale sillimanite Singhbhum stratigraphic structural studies sulphide Surv Survey of India tectonic texture thickness tholeiites tion trending ultramafic upto veins volcanic