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 17
... sequence by compar- ing it to a reference stratigraphic sequence ( Harbaugh and Merriam , 1968 ) . In the present study , crossassocia- tion , in its simplest form , is used to compare two strati- graphic sequences in Bisrampur ...
... sequence by compar- ing it to a reference stratigraphic sequence ( Harbaugh and Merriam , 1968 ) . In the present study , crossassocia- tion , in its simplest form , is used to compare two strati- graphic sequences in Bisrampur ...
Page
... sequence has been thrown into a system of tight , westerly overturned antiforms and synforms ( folds on bedding S ̧ ) ... sequence . The chlorite schist horizon , hitherto referred as " shear zone " rocks with associated conglo- merates ...
... sequence has been thrown into a system of tight , westerly overturned antiforms and synforms ( folds on bedding S ̧ ) ... sequence . The chlorite schist horizon , hitherto referred as " shear zone " rocks with associated conglo- merates ...
Page 48
... sequence containing mainly basaltic and andesitic flows and a sedimentary sequence representing quartzites , phyllites , sandstone , siltstone , slate and shale . The present work by the author has indicated that the sedimentary sequence ...
... sequence containing mainly basaltic and andesitic flows and a sedimentary sequence representing quartzites , phyllites , sandstone , siltstone , slate and shale . The present work by the author has indicated that the sedimentary sequence ...
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