Records of the Geological Survey of India, Volume 112, Parts 3-5The Survey, 1982 - Earthquakes |
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Page 53
... borehole . Sharp changes indicate abrupt variations in composition along the borehole intro- ducing heterogeniety in the rock compo- sition within short ranges . Photographs Ph . 5 . ( X25 ; crossed nicol ) : Skeleton of a pri- smatic ...
... borehole . Sharp changes indicate abrupt variations in composition along the borehole intro- ducing heterogeniety in the rock compo- sition within short ranges . Photographs Ph . 5 . ( X25 ; crossed nicol ) : Skeleton of a pri- smatic ...
Page
... borehole Gdg - 24 over a sampled width of 16 cm . Drilling Surface diamond drilling operation was com- menced on 10 ... Borehole No. Depth from surface along the borehole in metres Assay values gms / tonne Gdg - 11 28.05 to 28.99 0.48 ...
... borehole Gdg - 24 over a sampled width of 16 cm . Drilling Surface diamond drilling operation was com- menced on 10 ... Borehole No. Depth from surface along the borehole in metres Assay values gms / tonne Gdg - 11 28.05 to 28.99 0.48 ...
Page
... borehole ranging fr table aqu formation . Tertiaries : i . e . at the is inferred Boreholes likely to water tab This top Tertiaries r The Ci area are by to groundv are two ma are ideally borehole . pertaining 95 to 125 in all bore !
... borehole ranging fr table aqu formation . Tertiaries : i . e . at the is inferred Boreholes likely to water tab This top Tertiaries r The Ci area are by to groundv are two ma are ideally borehole . pertaining 95 to 125 in all bore !
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 |
Copyright | |
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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