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Volume 1 Issue 1
Mar.  1999
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Li Yali. COMPARATIVE STUDY ON THE COLOR OF NATURAL EMERALD,SYNTHETIC EMERALD AND GREEN BERYL[J]. Journal of Gems & Gemmology, 1999, 1(1): 50-53.
Citation: Li Yali. COMPARATIVE STUDY ON THE COLOR OF NATURAL EMERALD,SYNTHETIC EMERALD AND GREEN BERYL[J]. Journal of Gems & Gemmology, 1999, 1(1): 50-53.
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COMPARATIVE STUDY ON THE COLOR OF NATURAL EMERALD,SYNTHETIC EMERALD AND GREEN BERYL

  • Gemmolog ical Institute, China Univervity of Geoeciences, Wuhan, 430074

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  • Received Date: October 05, 1998
  • Revised Date: December 03, 1998
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    • Abstract
  • Natural emerald，synthetic emerald and green beryl sometimes have similar appearance. Author analyses them by electron microscopy and visible light spectrometer in order to determine the difference among them in chemical com position and color indexes. The result shows that their colors are related to the concentration of trace elements, Cr and V; the color index of each one is characteristic.
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    • References (2)
  • [1]
    荆其诚, 焦书兰.色度学.北京:科学出版社, 1991. 91~110
    [2]
    潘兆橹.结晶学与矿物学(下册).北京:地质出版社, 1998.129~130
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