Dehydration of Diaspore and Goethite during Low-Temperature Heating as Criterion to Separate Unheated from Heated Rubies and Sapphires
Dehydration of Diaspore and Goethite during Low-Temperature Heating as Criterion to Separate Unheated from Heated Rubies and Sapphires. Minerals 2023, 13, 1557.
Phase transformations as important markers for heat treatment detection in corundum and other gemstones
Phase transformations as important markers for heat treatment detection in corundum and other gemstones. IGC 2023 Proceedings, 111-113.
Zircon inclusions in unheated pink sapphires from Ilakaka, Madagascar: A Raman spectroscopic study
Zircon inclusions in unheated pink sapphires from Ilakaka, Madagascar: A Raman spectroscopic study. Published in IGC 2021 Online Proceedings, 21-23. https://www.igc-gemmology.org/igc-2021-online
Colour varieties of gems: where to set the boundary
Colour varieties of gems: where to set the boundary? Published in InColor, 2020 Winter, 45, 92-95.
Sapphires from a New Deposit at Bemainty near Ambatondrazaka in Madagascar
Sapphires from a New Deposit at Bemainty near Ambatondrazaka in Madagascar. Published in Incolor, 2017, 35, 44-47. Author(s): M.S. Krzemnicki
GemTOF: A new and highly versatile method to analyse trace elements and isotopes of gemstones and pearls
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
Simultaneous High Sensitivity Trace-Element and Isotopic Analysis of Gemstones Using Laser Ablation Inductively Coupled Plasma Time-of-Flight Mass Spectrometry
Simultaneous High Sensitivity Trace-Element and Isotopic Analysis of Gemstones Using Laser Ablation Inductively Coupled Plasma Time-of-Flight Mass Spectrometry. Published in Journal of Gemmology, 2016, 35, 3, 212-223. Author(s): H.A.O. Wang, M.S. Krzemnicki, J.-P. Chalain, P. Lefevre, W. Zhou, L.E. Cartier
A Raman investigation of the amblygonite-montebrasite series
A Raman investigation of the amblygonite-montebrasite series. Published in Canadian Mineralogist, 2006. Author(s): B. Rondeau, E. Fritsch, P. Lefevre, M. Guiraud, A.-M. Fransolet, Y. Lulsac
About type II diamonds showing a 648.0 nm PL peak
About type II diamonds showing a 648.0 nm PL peak. Published in GIT Proceedings, 2006. Author(s): J.-P. Chalain, P. Lefevre, H.A. Haenni
Origin Determination of Gemstones: Challenges and Perspectives
Origin Determination of Gemstones: Challenges and Perspectives. Published in GIT Proceedings, 2006. Author(s): M.S. Krzemnicki, H.A. Haenni, P. Lefevre, J.-P. Chalain