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 18
... associated Miri Group on the basis of recent studies by Jain and Thakur . It is pos- tulated that in Siang District , there are two distinct periods of volcanism viz , Lower Palaeozoic Abor Volcanics associated with Miri - Siang Group ...
... associated Miri Group on the basis of recent studies by Jain and Thakur . It is pos- tulated that in Siang District , there are two distinct periods of volcanism viz , Lower Palaeozoic Abor Volcanics associated with Miri - Siang Group ...
Page 50
... associated with the different formations are given later . Diamictite This formation varying in thickness from 200m to 300 m is best best developed in the Kameng and Siang districts . It occurs above the Miri / Buxa For- mation with a ...
... associated with the different formations are given later . Diamictite This formation varying in thickness from 200m to 300 m is best best developed in the Kameng and Siang districts . It occurs above the Miri / Buxa For- mation with a ...
Page 96
... Associated with metamorphic periodotite of ophiolite suite Probably demarcates a break of post - ophiolite emplacement in the Disang Non - clastics associated with the ophiolites IX . Wazeho , Tuensang dist . Nagaland . Radiolaria ...
... Associated with metamorphic periodotite of ophiolite suite Probably demarcates a break of post - ophiolite emplacement in the Disang Non - clastics associated with the ophiolites IX . Wazeho , Tuensang dist . Nagaland . Radiolaria ...
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