Marble-hosted ruby deposits of the Morogoro Region, Tanzania. Published in Journal of African Earth Sciences, 2017, 134, 626-643.
Author(s): W.A. Balmer, C.A. Hauzenberger, H. Fritz, C. Sutthirat
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
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
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.
Synthetic Verneuil corundum with unusual color zoning. Published in Gems & Gemology, 2004.
Author(s): L. Kiefert
GemLIBS: a new analytical instrument to analyse beryllium in orange sapphires. Published in GAHK Journal, 2004.
Author(s): H.A. Haenni, M.S. Krzemnicki
Corindons traités avec obturations vitreuses. Published 1986.
Author(s): H.A. Haenni
Korunde aus dem Umba-Tal, Tansania. Published in Zeitschrift der Deutschen Gemmologischen Gesellschaft, 1986.
Author(s): H.A. Haenni