Records of the Geological Survey of India, Volume 77, Issue 6Geological Survey of India, 1942 - Earthquakes |
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Page 4
... Magnetite . 2. Ilmenite . 3. Hornblende . 4. Epidote . 5. Zoisite . 6. Garnet ( Pink and colourless ) . 7. Tourmaline ( Pink and brown ) . 8. Zircon ( Pink and colourless ) . 9. Rutile . 10. Leucoxene . 11. Monazite . 12. Sphene . 13 ...
... Magnetite . 2. Ilmenite . 3. Hornblende . 4. Epidote . 5. Zoisite . 6. Garnet ( Pink and colourless ) . 7. Tourmaline ( Pink and brown ) . 8. Zircon ( Pink and colourless ) . 9. Rutile . 10. Leucoxene . 11. Monazite . 12. Sphene . 13 ...
Page 6
... Magnetite and ilmenite were counted together as differentia- tion is difficult . The following tables show the actual percentages of different minerals in the different grades of heavies . The average percentages of minerals in each ...
... Magnetite and ilmenite were counted together as differentia- tion is difficult . The following tables show the actual percentages of different minerals in the different grades of heavies . The average percentages of minerals in each ...
Page 9
... Magnetite and Ilmenite ' and Horn- blende have been found to remain constant in all the samples of sands and may be taken as characteristic of the sands deposited throughout the entire length of the river under study . Frequency number ...
... Magnetite and Ilmenite ' and Horn- blende have been found to remain constant in all the samples of sands and may be taken as characteristic of the sands deposited throughout the entire length of the river under study . Frequency number ...
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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