Species identification and treatment detection in dark coloured pearls. Published in 2015 Swiss Geoscience Meeting Abstract Proceedings, 134-135.
Author(s): W. Zhou, T. Dzikowski
Spectroscopic study of Co-bearing spinel from Luc Yen (Vietnam). Published in 2015 Swiss Geoscience Meeting Proceedings, 130.
Author(s): C. Hanser
Origin of gem corundum in calcite marble: The Revelstoke occurrence in the Canadian Cordillera of British Columbia. Published in 2015 Swiss Geoscience Meeting Proceedings, 126.
Author(s) :T. DzikowskiJ. CempirekL.A. GroatG.M. DippleG. Giuliani
Modern Doublets from Germany and India. Published in Journal of Gemmology, 2015, 34, 6, 479-481.
Author(s): H.A. Haenni, U. Henn
Nail-head Spicules as Inclusions in Chrysoberyl from Myanmar. Published in Journal of Gemmology, 2015, 5, 434-438.
Author(s): K. Schmetzer, M.S. Krzemnicki
Saguaro Stone, a New Ornamental Material from Arizona (USA). Published in Journal of Gemmology, 2015, 7, 567-569.
X-ray Phase Contrast and X-ray Scattering Images of Pearls. Published in IGC 34 Lithuania Abstract Proceedings, 117-120.
Author(s): M.S. Krzemnicki, V. Revol, C. Hanser, L.E. Cartier, H.A. Haenni
Be-detection by FTIR on corundum; a preliminary report. Published in IGC 34 Lithuania Abstract Proceedings, 69-71.
Author(s): W.A. Balmer, M.S. Krzemnicki
Olivine – Peridot. Published in Journal of the Gemmological Association of Hong Kong GAHK, Vol. 35, 35-37.
Author(s): H.A. Haenni
Case study on an emerald bead: Is it from the ancient mines in Egypt or not? Published in Journal of Gemmological Association of Hong Kong GAHK, 2015, 35, 46-49.
Author(s): M.S. Krzemnicki, L.E. Cartier, W. Zhou