Records of the Geological Survey of India, Volume 112, Parts 3-5The Survey, 1982 - Earthquakes |
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Page 17
various bands with NE strike in the eastern arm and WNW - ESE to NW - SE strike in the western arm . Significant structural information on this group of rocks is as follows : a ) Bedding ( S1 ) is very conspicuous in the quart- zites of ...
various bands with NE strike in the eastern arm and WNW - ESE to NW - SE strike in the western arm . Significant structural information on this group of rocks is as follows : a ) Bedding ( S1 ) is very conspicuous in the quart- zites of ...
Page 45
... strike of the rock unit is N 60 ° W - S 60 ° E with 70 ° dip towards NE . The thickness of the gossanised patch is about 0.25 m and the exposed strike length is about 20 m . Chlorite and sericite Occur interwoven and puckered ...
... strike of the rock unit is N 60 ° W - S 60 ° E with 70 ° dip towards NE . The thickness of the gossanised patch is about 0.25 m and the exposed strike length is about 20 m . Chlorite and sericite Occur interwoven and puckered ...
Page
... strike length of the east lode was found to be 2000 m , the modern and anci- ent workings are concentrated in thes outhern 400 m . Two modern shafts with small dumps were found here . Some of the samples collected from the dumps of this ...
... strike length of the east lode was found to be 2000 m , the modern and anci- ent workings are concentrated in thes outhern 400 m . Two modern shafts with small dumps were found here . Some of the samples collected from the dumps of this ...
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