Records of the Geological Survey of India, Volume 77, Issue 6Geological Survey of India, 1942 - Earthquakes |
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Page 1
... DAMODAR RIVER SANDS , BY A. K. RoY , M. Sc . , F. C. S. ( With Plates 1-4 . ) Samples of the Damodar River sands were kindly supplied to the author by Dr. Cyril S. Fox , Director , Geological Survey of India , and the work was carried ...
... DAMODAR RIVER SANDS , BY A. K. RoY , M. Sc . , F. C. S. ( With Plates 1-4 . ) Samples of the Damodar River sands were kindly supplied to the author by Dr. Cyril S. Fox , Director , Geological Survey of India , and the work was carried ...
Page 2
... river bed between piers 6 and 7 of the Railway bridge . The sample from Bhojudih was taken from the centre of the river bed . The sample from the Damodar Bridge near Asansol was taken from the upstream side of ... Damodar River Sands .
... river bed between piers 6 and 7 of the Railway bridge . The sample from Bhojudih was taken from the centre of the river bed . The sample from the Damodar Bridge near Asansol was taken from the upstream side of ... Damodar River Sands .
Page 10
... sands . As regards the origin of the heavy minerals , there can be no doubt that they have been derived both from the Gondwanas and the metamorphics . As regards the source of monazite , there is no previous ... Damodar River Sands .
... sands . As regards the origin of the heavy minerals , there can be no doubt that they have been derived both from the Gondwanas and the metamorphics . As regards the source of monazite , there is no previous ... Damodar River Sands .
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Common terms and phrases
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