News from the SSEF (2010)
News from the SSEF Lab. 2010 Swiss Gemmological Society conference. Presentation by Dr. Michael Krzemnicki
Gemstones and the fascination of colour (2010)
Presentation at Swiss Gemmological Society about trip to spinel and corundum deposits in Tanzania in October 2009 by Dr. Walter Balmer and Dr. Michael Krzemnicki
Damage to cut gemstones
Damage to cut gemstones. Published in The Valuer, 2009. Author(s): H.A. Haenni
Advancements in gemmological instrumentation over the last 30 years
Advancements in gemmological instrumentation over the last 30 years. Published in GAHK Journal, 2009. Author(s): H.A. Haenni
LA-ICP-MS in gemmology (2009)
2009 European Gemmological Symposium presentation (by Dr. Michael Krzemnicki) about different applications of Laser Ablation Inductively Coupled Mass Spectrometry in gemmology.
Natural impregnation of a rock by copper minerals
Natural impregnation of a rock by copper minerals. Published in Gems & Gemology, 2008. Author(s): H.A. Haenni
Pierres précieuses A à Z: émeraudes, rubis, saphirs et autres
Pierres précieuses A à Z: émeraudes, rubis, saphirs et autres. Published in GoldOr, 2007. Author(s): J.-P. Chalain
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
Réglementation du commerce des gemmes
Les pierres précieuses de A à Z: Réglementation du commerce des gemmes. Published in revue de la Fédération de l’industrie horlogère suisse FH, 2005. Author(s): J.-P. Chalain
Les pierres précieuses de A à Z
Les pierres précieuses de A à Z. Published in revue de la Fédération de l’industrie horlogère suisse FH, 2005. Author(s): J.-P. Chalain