
LIBS response letter Australian Gemmologist
Author(s) : -
Date : 2005
LIBS response letter. Published in Australian Gemmologist, 2005.
Author(s): M.S. Krzemnicki, H.A. Haenni, R. Walters
LIBS response letter. Published in Australian Gemmologist, 2005.
Author(s): M.S. Krzemnicki, H.A. Haenni, R. Walters
Are new sapphires from Sri Lanka diffusion-treated or not? Published in Jewellery News Asia, 2004.
Author(s): H.A. Haenni
Orange treated sapphire: towards finding a name for a new product. Published in GAHK Journal, 2002.
Author(s): H.A. Haenni
Eine neue Diffusionsbehandlung liefert orangefarbene und gelbe Saphire. Published in Zeitschrift der Deutschen Gemmologischen Gesellschaft, 2002.
Author(s): H.A. Haenni, T. Pettke