Records of the Geological Survey of India, Volume 112, Parts 3-5The Survey, 1982 - Earthquakes |
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Vein Barytes The major occurrences of the vein barytes are confined to the Vempalle dolomite / limestone belt extending ... veins are , in general , confined to a series of east - west trending shear zones and faults related to the basic ...
Vein Barytes The major occurrences of the vein barytes are confined to the Vempalle dolomite / limestone belt extending ... veins are , in general , confined to a series of east - west trending shear zones and faults related to the basic ...
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... veins have sharp contacts with the country rock . They vary in width from mere stringers to a maximum of 4 m . Some veins have an association of minor chalcopyrite , malachite and pyrite . The barytes is generally coarsely crysta- Iline ...
... veins have sharp contacts with the country rock . They vary in width from mere stringers to a maximum of 4 m . Some veins have an association of minor chalcopyrite , malachite and pyrite . The barytes is generally coarsely crysta- Iline ...
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... veins which are barren . A few cross cutting veins , disposed in a NNW - SSE strike parallel to the schistosity are lenticular , disconnected and too small to make up any definite mineralised lode system . DOLERITES The dolerites have ...
... veins which are barren . A few cross cutting veins , disposed in a NNW - SSE strike parallel to the schistosity are lenticular , disconnected and too small to make up any definite mineralised lode system . DOLERITES The dolerites have ...
Contents
The evolution of the ArchaeanProterozoic Crust in parts of Bihar | 1 |
Some aspects of the geochemistry of Dhanjori Volcanics Singhbhum District | 7 |
Geology and Structure of Southern GangpurBonaigarh Region Sundargarh | 13 |
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Alluvium Arunachal Assam assemblage axial bands Barail barytes basaltic basin beds Bihar biotite borehole Chalk Hills chlorite clay coal coalfield conglomerate Cretaceous Cuddapah deposits depth Dhanjori diamictite Disang district dolerite drilling dykes Eocene epidiorite Eurydesma exposed facies faults fauna folds Formation fossil fractures Gangpur garnet Garo Hills Geol geological mapping Geological Survey gibbsite gneisses Gondwana grains granite Group hematite hornblende India indicate iron Jaintia Karharbari Kerala laterite limestone lode magnesite Mahadeo Meghalaya metamorphism metres mineralisation minerals Miocene occur olivine oxides peridotites phyllite plagioclase Plate Pradesh present pyrite pyroxene quartz quartzite Rajgir range recorded region rocks samples sand sandstone schist seam sedimentary sediments sequence shales shear zone shonkinite stratigraphic structural studies sulphide surface Surma Surv Survey of India Tertiary thickness Tipam traverse trend Tripura ultrabasic ultramafic Unconformity Unpublished GSI Report Upper upto uranium veins