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
... minor oxides . The analytical results are summarised below . Trace Element Content Trace element analyses of the samples have been rocks . Associated quartz - feldspar veins show high values of Sn ( 150-500 ppm ) . Major and Minor ...
... minor oxides . The analytical results are summarised below . Trace Element Content Trace element analyses of the samples have been rocks . Associated quartz - feldspar veins show high values of Sn ( 150-500 ppm ) . Major and Minor ...
Page 106
... minor , are discernible in a majority of the curves around the wavelengths of 0.8 , 1.92 and 2.16 micrometers . Quartzite The spectral reflectance curves of nine specimens of quartzite have been determined in the laboratory which ...
... minor , are discernible in a majority of the curves around the wavelengths of 0.8 , 1.92 and 2.16 micrometers . Quartzite The spectral reflectance curves of nine specimens of quartzite have been determined in the laboratory which ...
Page 7
... Minor fold axe intersection lineation between S & $ 2 Minor fold axes Pucker fineation Mineral Hinsetion Grooving & Striations Sub - area No. { On 3 , On 32 Minor fold axes Mogor fold axRo Fault Quartzite Metopeiftes the mineral ...
... Minor fold axe intersection lineation between S & $ 2 Minor fold axes Pucker fineation Mineral Hinsetion Grooving & Striations Sub - area No. { On 3 , On 32 Minor fold axes Mogor fold axRo Fault Quartzite Metopeiftes the mineral ...
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