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 24
... northern limb and ( iii ) the northern ' geoanti- cline ' abutting against the Chotanagpur . granite - gneiss massif towards the north . The Precambrians of northern Singhbhum ( Iron Ore Series ) was subdivided into an older Chaibasa ...
... northern limb and ( iii ) the northern ' geoanti- cline ' abutting against the Chotanagpur . granite - gneiss massif towards the north . The Precambrians of northern Singhbhum ( Iron Ore Series ) was subdivided into an older Chaibasa ...
Page 5
... Northern Shear Zone and the well known Singhbhum shear zone , geo scientists in : Geological Survey of India have carried out detailed work in recent years on the geology and the economic potentialities of the Northern Shear Zone . The ...
... Northern Shear Zone and the well known Singhbhum shear zone , geo scientists in : Geological Survey of India have carried out detailed work in recent years on the geology and the economic potentialities of the Northern Shear Zone . The ...
Page 7
... Northern Shear zone can hardly be substantiated . Structural History The metasedimentary rocks of the Northern Shear Zone host a large number of secondary structural elements along with a few relict primary features . Primary ...
... Northern Shear zone can hardly be substantiated . Structural History The metasedimentary rocks of the Northern Shear Zone host a large number of secondary structural elements along with a few relict primary features . Primary ...
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 | |
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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