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 111
... described by Vredenburg ( 1908 ) and Beer ( 1919 ) are doubtless trace fossils . They were not properly identified by them possibly because of the limited information on ichnofossils available at that time . A reassessment of these ...
... described by Vredenburg ( 1908 ) and Beer ( 1919 ) are doubtless trace fossils . They were not properly identified by them possibly because of the limited information on ichnofossils available at that time . A reassessment of these ...
Page 16
... described from Kameng - Subansiri - Siang dis- tricts are often described with reference to well - stu- died sections of Sikkim - Darjeeling - Bhutan , yet no effort has yet been made to sort out the divergent opinions on the ...
... described from Kameng - Subansiri - Siang dis- tricts are often described with reference to well - stu- died sections of Sikkim - Darjeeling - Bhutan , yet no effort has yet been made to sort out the divergent opinions on the ...
Page 20
... described that the Darjeeling , Chunthang , Daling , Lingstse granite and Gondwanas occur as nappes on the north of the Main Boundary Fault which separa- tes the allochthonous mass from the autochtho- molasse succession of the Siwalik ...
... described that the Darjeeling , Chunthang , Daling , Lingstse granite and Gondwanas occur as nappes on the north of the Main Boundary Fault which separa- tes the allochthonous mass from the autochtho- molasse succession of the Siwalik ...
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