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 12
... Trace Element Content in the. fabric with constituents of flattened quartz grains , biotite , chlorite , alkali feldspars and plagioclase . Coarse porphy- roblasts of alkali feldspars show inclusions of plagioclase and quartz ...
... Trace Element Content in the. fabric with constituents of flattened quartz grains , biotite , chlorite , alkali feldspars and plagioclase . Coarse porphy- roblasts of alkali feldspars show inclusions of plagioclase and quartz ...
Page 73
... TRACE ELEMENT GEOCHEMISTRY Trace element analysis of Deccan basalts and their differentiated products are rather scanty . The analyses available are from a few localities only . Moreover , the major element analyses , of the ...
... TRACE ELEMENT GEOCHEMISTRY Trace element analysis of Deccan basalts and their differentiated products are rather scanty . The analyses available are from a few localities only . Moreover , the major element analyses , of the ...
Page 105
Geological Survey of India. TRACE ELEMENT ANALYSIS OF COALFIELDS OF MEGHALAYA P. NONGKYNRIH , P. V. R. RAO , Y. S. T. RAO , AND D. T. KHATHING North Eastern Hill University Shillong 793003 ( Without Plate ) ABSTRACT Trace element ...
Geological Survey of India. TRACE ELEMENT ANALYSIS OF COALFIELDS OF MEGHALAYA P. NONGKYNRIH , P. V. R. RAO , Y. S. T. RAO , AND D. T. KHATHING North Eastern Hill University Shillong 793003 ( Without Plate ) ABSTRACT Trace element ...
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