Records of the Geological Survey of India, Volume 112, Parts 2-5Government of India, 1979 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 84
... assemblage : epidote + chlorite + albite + actinolite + quartz + opaques , indicates that the assemblage falls in the albite + actino- lite + chlorite zones of low grade metamorphism . The absence of lowsonite and pumpellyite indicates ...
... assemblage : epidote + chlorite + albite + actinolite + quartz + opaques , indicates that the assemblage falls in the albite + actino- lite + chlorite zones of low grade metamorphism . The absence of lowsonite and pumpellyite indicates ...
Page 94
... assemblage is probably neither older than Eocene nor younger than Barail ( Oligocene ) . In field also , they lie above the coccolith radiolaria - bearing Upper Cretaceous beds and below the Oligocene plant - ng Group bearing beds ...
... assemblage is probably neither older than Eocene nor younger than Barail ( Oligocene ) . In field also , they lie above the coccolith radiolaria - bearing Upper Cretaceous beds and below the Oligocene plant - ng Group bearing beds ...
Page 96
... assemblage . Apparently , there is time equivalence between the limestone / shale members be- lieved to belong to the lower part of the Disang Group and the chert beds occuring well within the Ophiolite Suite . Extending this analogy ...
... assemblage . Apparently , there is time equivalence between the limestone / shale members be- lieved to belong to the lower part of the Disang Group and the chert beds occuring well within the Ophiolite Suite . Extending this analogy ...
Contents
Stratigraphic position of the Jungel Group of Central India | 7 |
Palaeontological Data System in the Geological Survey of India | 13 |
Chemical Behavior of Chromian Spinels from Ultrabasic Nodules | 21 |
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Arunachal Assam assemblage axial bands Barail barytes basaltic basin beds belt borehole Chalk Hills chert chlorite chromite clay clinopyroxene coal coalfield colour conglomerate Cretaceous Cuddapah deposits depth Dhanjori diamictite dipping district dolerite dunite dykes east Eastern Eocene Eurydesma facies fault fauna folds Formation fossil fractures Gangpur garnet Garo Hills Geol Geological Survey gneisses Gondwana grains granite Himalaya hornblende India indicate Jaintia Jungel laterite limestone lower magnetite Manipur Meghalaya metamorphic metres mineralisation minerals Miocene Naga Hills Nagaland occur olivine ophiolite outcrops peridotite phyllite plagioclase Plate Pradesh present pyroxene quartz quartzite range recorded region rocks samples sand sandstone schist seam sedimentary sediments sequence shale shear spinels stratigraphic structures studies sulphide Surma Surv Survey of India tectonic Tertiary texture thickness tion traverse trend ultrabasic ultramafic Unconformity Unpublished GSI Report Upper upto uranium veins volcanics zone