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 13
... fraction from same sample 150 250 300 50 50 20 828 A Prominent leaching effect yellowish limonitic fraction 350 50 828 B -do- Brownish fraction 550 1000 20 300 50 800 20 20 20 20 KUNCHIA SECTOR 752 G Minor interfolial ferrugination 755 ...
... fraction from same sample 150 250 300 50 50 20 828 A Prominent leaching effect yellowish limonitic fraction 350 50 828 B -do- Brownish fraction 550 1000 20 300 50 800 20 20 20 20 KUNCHIA SECTOR 752 G Minor interfolial ferrugination 755 ...
Page 8
... fraction viz - 200 mesh A. S. T. M. was collected . Heavy mineral fractions of the sediments were also collected ... fraction ) Panned heavy ( non - magnetic fraction ) Table I No. of samples Values in ppm Cu Pb Bi Ni Cr 39 A. A. 20 ...
... fraction viz - 200 mesh A. S. T. M. was collected . Heavy mineral fractions of the sediments were also collected ... fraction ) Panned heavy ( non - magnetic fraction ) Table I No. of samples Values in ppm Cu Pb Bi Ni Cr 39 A. A. 20 ...
Page 77
... fraction records are very useful to delineate the configurations of the bedrock . The advantages for using this method are many . It is not necessary to ex- tend the refraction profiles . Besides , small quantity of explosives blasted ...
... fraction records are very useful to delineate the configurations of the bedrock . The advantages for using this method are many . It is not necessary to ex- tend the refraction profiles . Besides , small quantity of explosives blasted ...
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