The role of vanadium and titanium in natural and synthetic chrysoberyl and alexandrite – coloration, chatoyancy and asterism. Published in IGC 2013 Vietnam Abstract Proceedings, 84-87.
Author(s): K. Schmetzer, M.S. Krzemnicki, T. Hainschwang, H.-J. Bernhardt
Colour change effects in gemstones: Causes and perception. Published in IGC 2013 Vietnam Abstract Proceedings, 110-113.
Author(s): M.S. Krzemnicki, W. Zhou, J. Maizlan
Some uncommon sapphire “imitations”: Blue Co-zirconia, kyanite and blue dumortierite. Published in Journal of the Gemmological Association of Hong Kong GAHK, 34, 62-64
Author(s): M.S. Krzemnicki
Pearl or gemstone? Galatea pearls: a ‘new’ pearl product from French Polynesia. Published in IGC 2013 Vietnam Abstract Proceedings, 64-66.
Author(s): L.E. Cartier, M.S. Krzemnicki, J. Rere
Tracing cultured pearls from farm to consumer: A review of potential methods and solutions. Published in Journal of Gemmology, 2013, 33, 7-8, 239-246.
Author(s) :H.A. HaenniL.E. Cartier
New developments in cultured pearl production: use of organic and baroque shell nuclei. Published in Australian Gemmologist, 2013, 25, 1, 6-13.
Author(s): L.E. Cartier, M.S. Krzemnicki
China’s pearl industry: An indicator of ecological stress. Published in the Journal of the Gemmological Association of Hong Kong GAHK, 2013.
Author(s): L.E. Cartier, S.H. Ali
Age determination of pearls: a new approach for pearl testing and identification. Published in RADIOCARBON, Vol 55, Nr 2–3, 2013, p 1801–1809.
Author(s): M.S. Krzemnicki, I. Hajdas
News from the SSEF Lab. 2013 Swiss Gemmological Society conference. Presentation by Dr. Michael Krzemnicki
Presentation on developments in treatments of ruby, sapphire and corundum. Focus on characteristics, detection and declaration. Talk given at 2013 Swiss Gemmological Society conference by Dr. Michael Krzemnicki.