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  • Testing
    • How to submit

      Please click on the button below to get all the necessary information for your testing inquiries.

      How to submit
    • Quick links
      • Testing prices
      • Shipping prices
      • Digital order form
      • Credit card payments
      • On-site testing
    • Reports
      • Verify a SSEF report
      • Understanding a SSEF report
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    • More info
      • Coloured Gemstones
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  • Education
    • Gemmological courses

      Discover SSEF’s gemmological courses, calendar, and prices.

      Discover all courses
      Apply for SSEF course
    • In-person courses
      • Basic Gemmology
      • Basic Diamonds
      • Advanced Coloured Gemstones
      • Advanced Jewellery
      • Advanced Pearls
      • Advanced Small Diamonds
      • Scientific Gemmology
      • Scientific Diamonds
    • Further options
      • Free Online Courses by SSEF
      • The Emerald Course NEW
      • Tailored Courses
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2006

Gemmologie: Le diamant et sa reglémentation

Gemmologie: Le diamant et sa reglémentation. Published in Bulletin SSC, 2006. Author(s): J.-P. Chalain

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Authors

  • J.-P. Chalain
Research Articles
Diamond
2006

Black treated diamond with colour zoning

Black treated diamond with colour zoning. Published in 2006. Author(s): M.S. Krzemnicki

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Authors

  • M.S. Krzemnicki
Research Articles
DiamondTreatments
2006

Sapphires from New Zealand

Sapphires from New Zealand. Published in 2006. Author(s): L. Kiefert, M.S. Krzemnicki, G. Du Toit, R. Befi, K. Schmetzer

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Authors

  • G. Du Toit
  • K. Schmetzer
  • L. Kiefert
  • M.S. Krzemnicki
  • R. Befi
Research Articles
OriginsSapphire
2006

Gemmological properties and chemical composition of gemquality taaffeites and musgravites from Sri Lanka and Africa

Gemmological properties and chemical composition of gem-quality taaffeites and musgravites from Sri Lanka and Africa. Published in GIT Proceedings, 2006. Author(s): K. Schmetzer, M.S. Krzemnicki, H.A. Haenni, H.-J. Bernhardt

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Authors

  • H.-J. Bernhardt
  • H.A. Haenni
  • K. Schmetzer
  • M.S. Krzemnicki
Research Articles
Other Gemstones
2006

Perspectives of LIBS in gemstone testing Analysis of light elements such as beryllium, boron, lithium

Perspectives of LIBS in gemstone testing Analysis of light elements such as beryllium, boron, lithium. Published in GIT Proceedings, 2006. Author(s): M.S. Krzemnicki, T. Pettke, H.A. Haenni

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Authors

  • H.A. Haenni
  • M.S. Krzemnicki
  • T. Pettke
Research Articles
GeochemistryMethods
2006

Origin Determination of Gemstones: Challenges and Perspectives

Origin Determination of Gemstones: Challenges and Perspectives. Published in GIT Proceedings, 2006. Author(s): M.S. Krzemnicki, H.A. Haenni, P. Lefevre, J.-P. Chalain

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Authors

  • H.A. Haenni
  • J.-P. Chalain
  • M.S. Krzemnicki
  • P. Lefevre
Research Articles
GemmologyOrigins
2005

Laser Induced Breakdown Spectroscopy (LIBS) and its application in gemstone testing

Laser Induced Breakdown Spectroscopy (LIBS) and its application in gemstone testing. Published in GemmoBasel Proceedings, 2005. Author(s): M.S. Krzemnicki, R. Walters

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Authors

  • M.S. Krzemnicki
  • R. Walters
Research Articles
GeochemistryMethods
2005

LIBS response letter Australian Gemmologist

LIBS response letter. Published in Australian Gemmologist, 2005. Author(s): M.S. Krzemnicki, H.A. Haenni, R. Walters

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Authors

  • H.A. Haenni
  • M.S. Krzemnicki
  • R. Walters
Research Articles
GeochemistryMethods
2005

Une nouvelle méthode pour la détection des corindons traités par diffusion du béryllium: Laser-induced Breakdown Spectroscopy (LIBS)

Une nouvelle méthode pour la détection des corindons traités par diffusion du béryllium: Laser-induced Breakdown Spectroscopy (LIBS). Published in Revue A.F.G., 2005. Author(s): M.S. Krzemnicki, H.A. Haenni, R. Walters, J.-P. Chalain

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Authors

  • H.A. Haenni
  • J.-P. Chalain
  • M.S. Krzemnicki
  • R. Walters
Research Articles
GeochemistryMethodsTreatments
2005

X-ray luminescence, a valuable test in pearl identification

X-ray luminescence, a valuable test in pearl identification. Published in Journal of Gemmology, 2005. Author(s): H.A. Haenni, L. Kiefert, P. Giese

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Authors

  • H.A. Haenni
  • L. Kiefert
  • P. Giese
Research Articles
Pearl

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