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 45
... similar spotted brown - buff flaggy sandstone and sandy shales as have been observed in Mane - Ting Formation . Similarly the Ordovician fossils of Kumaon , Spiti and Kashmir areas occur in similar brown - buff flaggy sandstone . This ...
... similar spotted brown - buff flaggy sandstone and sandy shales as have been observed in Mane - Ting Formation . Similarly the Ordovician fossils of Kumaon , Spiti and Kashmir areas occur in similar brown - buff flaggy sandstone . This ...
Page 80
... similar to oceanic basalts but have higher 87 Sr / 86 Sr ratios ( 0.705-0.7034 ; Murali et al , 1976 ) compared to the oceanic islands ( 0.7040 ) or ridge basalts ( 0.7034 ) of the Indian ocean ( Hedge et al , 1973 ) . The high ...
... similar to oceanic basalts but have higher 87 Sr / 86 Sr ratios ( 0.705-0.7034 ; Murali et al , 1976 ) compared to the oceanic islands ( 0.7040 ) or ridge basalts ( 0.7034 ) of the Indian ocean ( Hedge et al , 1973 ) . The high ...
Page 60
... similar position --- the Surma folds being associated with the Indo - Burma orogen and the Jura with Alpine orogen , both orogen , both representing belt of foreland folding . Fold geometry geometry both in plan and section and nature ...
... similar position --- the Surma folds being associated with the Indo - Burma orogen and the Jura with Alpine orogen , both orogen , both representing belt of foreland folding . Fold geometry geometry both in plan and section and nature ...
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