Presentation given by Alexander Klumb at 2018 Swiss Gemmological Society conference on an SSEF fieldtrip to the Paraiba region of Brazil.
Author(s) :H.A.O. Wang, S. Haensel, A. Klumb
Radiocarbon 14C dating of pearls: from the study of cultural heritage to cultured pearl identification. 2017 presentation by Dr. Michael Krzemnicki at Jewellery Matters Symposium at Rijksmuseum in Amsterdam (Netherlands).
Sapphires from a New Deposit at Bemainty near Ambatondrazaka in Madagascar. Published in Incolor, 2017, 35, 44-47.
Author(s): M.S. Krzemnicki
Yellow danburite from Namalulu, Tanzania, and Myanmar: Origin of Colour and Its Stability. Published in Journal of Gemmology, 35, 5, 384-386.
Author(s): C.P. Smith, M.S. Krzemnicki
Yellow danburite from Namalulu, Tanzania: Gemmological properties and chemical composition. Published in Journal of Gemmology, 2017, 35, 5, 381-384.
Author(s): C.P. Smith, M.S. Krzemnicki, H.A.O. Wang
Kosmochlor-bearing jadeite rocks from Kenterlau-Itmurundy (Lake Balkhash, Kazakhstan). Published in IGC Namibia 2017 Abstract Proceedings, 154-155.
Author(s) :L. Franz, M.S. Krzemnicki, K. Ernst, C. de Capitani, G.E. Harlow, N. Kouznetsov
New Sapphires from Ambatondrazaka, Madagascar. Published in Journal of Gemmology, 2017, 35, 5, 391-392.
Author(s): M.S. Krzemnicki
GemTOF: A new and highly versatile method to analyse trace elements and isotopes of gemstones and pearls. Published in IGC Namibia 2017 Abstract Proceedings, 88-90.
Author(s): M.S. Krzemnicki, W.A. Balmer, H.A.O. Wang, J.-P. Chalain, P. Lefevre, W. Zhou, L.E. Cartier, H.A. Haenni
Radiocarbon Age Dating of 1,000-Year-Old Pearls from the Cirebon Shipwreck (Java, Indonesia). Published in Journal of Gemmology, 2017, 35, 8, 728–736.
Author(s): M.S. Krzemnicki, L.E. Cartier, I. Hajdas
Simultaneous X-ray Radiography, Phase-Contrast and Darkfield Imaging to Separate Natural from Cultured Pearls. Published in Journal of Gemmology, 2017, 35, 7, 628–638.
Author(s): M.S. Krzemnicki, C. Hanser, V. Revol