Gem-A forms an international community of gem professionals and enthusiasts. With our commitment to high educational standards, we serve the interests of the gem and jewellery industries and support gemmological research worldwide. In addition to our educational programmes we provide membership opportunities, a shop for the purchasing of gemmological instruments, a number of events and conferences throughout the year, as well as two internationally distributed publications, Gems & Jewellery and The Journal of Gemmology.

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Journal: Volume 34, Issue 5


In this issue we:
  • Assess the potential of a portable EDXRF spectrometer for gemmology.
  • Explore green lead-glass-filled sapphires.
  • Examine the gemmological and mineralogical characterization of demantoid from Balochistan, Pakistan.
  • Study nail-head spicules as inclusions in chrysoberyl from Myanmar.
  • Report from the latest AGA Tucson, GILC Tucson, and GIT 2015 Conferences.
  • List the latest upcoming conferences, exhibits and educational events.



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