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- |
From inside the book
Results 1-3 of 68
Page 12
... major and 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 ...
... major and 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 ...
Page
... major antiformal fold closing towards west is on bedding ( S. ) and earliest mineral schistosity ( S , ) displaying an axial planar relationship with the major fold form . 2 The S. diagram for the closure area ( sub area 7 , Fig . 6 i ) ...
... major antiformal fold closing towards west is on bedding ( S. ) and earliest mineral schistosity ( S , ) displaying an axial planar relationship with the major fold form . 2 The S. diagram for the closure area ( sub area 7 , Fig . 6 i ) ...
Page 86
... major folding episode in the area , resulting in tight , isoclinal folds . The second genera- tion folding ( F ) ( Wamsophi area ) with an axial trend of NW - SE , has refolded the earlier ( F ) folds at places only . The manifestations ...
... major folding episode in the area , resulting in tight , isoclinal folds . The second genera- tion folding ( F ) ( Wamsophi area ) with an axial trend of NW - SE , has refolded the earlier ( F ) folds at places only . The manifestations ...
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 |
Copyright | |
31 other sections not shown
Other editions - View all
Common terms and phrases
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