Records of the Geological Survey of India, Volume 77, Issue 6Geological Survey of India, 1942 - Earthquakes |
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... centre of the river bed . The sample from the Damodar Bridge near Asansol was taken from the upstream side of the bridge between piers 8 and 9 , i.e. about the centre of the river . Sample No. 5 was collected from the centre of the ...
... centre of the river bed . The sample from the Damodar Bridge near Asansol was taken from the upstream side of the bridge between piers 8 and 9 , i.e. about the centre of the river . Sample No. 5 was collected from the centre of the ...
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1.-Jurassic A. K. Roy A. L. Coulson Argada Asansol ASSEMBLAGES OF DAMODAR Average B. C. Roy Bhojudih Biotite Burma Calcutta cent centre Chapadanga Cretaceous crystals Damodar Bridge Damodar River sands Description of Important different grades E. L. G. Clegg Epidote finer grades fractured grains Frequencies of Minerals frequency numbers Garnet Geological Survey grades of sands HEAVY MINERAL ASSEMBLAGES heavy mineral suite Hornblende inclusions J. A. Dunn J. B. Auden Kulgachia and Bagnan Leucoxene LXXVII M. R. Sahni M. S. Krishnan Magnetite and Ilmenite Mechanical Analyses Memoir Mica Mineral Content Figures mineral species Mohuda Monazite nearly rounded grains Nil Nil Nil non-pleochroic Occurs as irregular percentage of heavies Pink and brown Pink and colourless pink variety Plate Press Price Prismatic grains Professional Paper river bed Rutile S. R. Narayana Rao samples of sands show zoning sieving Southern Shan Sphene Survey of India TOURMALINE VOLUME LXXVI Zircon Zoisite وو دو دو