
New developments in pearl analysis: radiocarbon 14C age dating
Talk given on radiocarbon dating of pearls at International Gemmological Conference (IGC) in Arusha (Tanzania) in 2009 by Dr. Michael Krzemnicki.
Talk given on radiocarbon dating of pearls at International Gemmological Conference (IGC) in Arusha (Tanzania) in 2009 by Dr. Michael Krzemnicki.
Flux-grown synthetic red spinels on the market again. Trade alert published in 2008.
Author(s): M.S. Krzemnicki
Serpentinite artefact resembling Libyan desert glass. Published in Gems & Gemology, 2008.
Author(s): M.S. Krzemnicki
New Tanzania mine uncovers source of exceptional rubies. Published in InColor, 2008.
Author(s): M.S. Krzemnicki, H.A. Haenni
Les perles: la beauté dans la diversité. Published in GoldOr, 2008.
Author(s): M.S. Krzemnicki
Hart und spröde: Diamonds are (fast) forever!?. Published in GoldOr, 2008.
Author(s): M.S. Krzemnicki
Echte Perlen: Die Schönheit der Vielfalt. Published in GoldOr, 2008.
Author(s): M.S. Krzemnicki
Durs et fragiles: Diamonds are (presque) forever !?. Published in GoldOr, 2008.
Author(s): M.S. Krzemnicki
More natural pearls tested in labs. Published in Jewellery News Asia, 2008.
Author(s): H.A. Haenni
Twinned cultured pearl. Published in Gems & Gemology, 2008.
Author(s): H.A. Haenni