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
... values of V , Se and Sr than those in fenites , whereas the latter shows comparatively higher values of La , Y and Zr than those in the former . Amphibole - feldspar rocks show the values of V , La , Mn , Ti and Zr ranging upto 700 ppm ...
... values of V , Se and Sr than those in fenites , whereas the latter shows comparatively higher values of La , Y and Zr than those in the former . Amphibole - feldspar rocks show the values of V , La , Mn , Ti and Zr ranging upto 700 ppm ...
Page 56
... values . depth to the centre values ( D ) , Earths ' total intensity magnetic field ( T ) and susceptibility contrast ( K ) can be read from Input data . takes up all the inclination values one by one . I į ( Earth's vertical magnetic ...
... values . depth to the centre values ( D ) , Earths ' total intensity magnetic field ( T ) and susceptibility contrast ( K ) can be read from Input data . takes up all the inclination values one by one . I į ( Earth's vertical magnetic ...
Page 8
... values lower than 50 ppm and higher than 3/4000 ppm were not available resulting in turncation of frequency curves at both ends . The background and threshold values were determined graphically by noting the metal values corres ponding ...
... values lower than 50 ppm and higher than 3/4000 ppm were not available resulting in turncation of frequency curves at both ends . The background and threshold values were determined graphically by noting the metal values corres ponding ...
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 Fā 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 Sā Sā 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