Raman Investigations on Two Historical Objects from Basel Cathedral: The Reliquary Cross and Dorothy Monstrance
Raman Investigations on Two Historical Objects from Basel Cathedral: The Reliquary Cross and Dorothy Monstrance. Published in Gems & Gemology, 1998, 34(2), 102-125.
Zur Färbung von Igmerald (synthetischer Smaragd, hergestellt von der I.G. Farbenindustrie)
Zur Färbung von Igmerald (synthetischer Smaragd, hergestellt von der I.G. Farbenindustrie). Published in GZ, 1998. Author(s): K. Schmetzer, L. Kiefert
The colour of Igmerald: I.G. Farbenindustrie flux-grown synthetic emerald
The colour of Igmerald: I.G. Farbenindustrie flux-grown synthetic emerald. Published in Journal of Gemmology, 1998. Author(s): K. Schmetzer, L. Kiefert
Im Hydrothermalverfahren gezüchtete synthetische Smaragde aus China
Im Hydrothermalverfahren gezüchtete synthetische Smaragde aus China. Published in GZ, 1998. Author(s): K. Schmetzer, L. Kiefert, H.-J. Bernhardt, Z. Beili
Distinction of taaffeite and musgravite
Distinction of taaffeite and musgravite. Published in Journal of Gemmology, 1998. Author(s): L. Kiefert, K. Schmetzer
Short notes on some gemstone treatments
Short notes on some gemstone treatments. Published in GAHK Journal, 1998. Author(s): H.A. Haenni
Fracture filling in emeralds and its detection with laboratory methods
Fracture filling in emeralds and its detection with laboratory methods. Published in ICA Gazette, 1998. Author(s): H.A. Haenni
Détermination de substances de remplissage dans les émeraudes
Détermination de substances de remplissage dans les émeraudes. Published in Revue A.F.G., 1998. Author(s): J.-P. Chalain, H.A. Haenni, L. Kiefert
Graeserite, a new mineral species from the derbylite group from the Monte Leone nappe, Binntal region, eastern Alps, Switzerland
Graeserite, a new mineral species from the derbylite group from the Monte Leone nappe, Binntal region, eastern Alps, Switzerland. Published in Canadian Mineralogist, 1998. Author(s): M.S. Krzemnicki, E. Reusser
Trapiche-Rubine
Trapiche-Rubine. Published in GZ, 1997. Author(s): K. Schmetzer, H.A. Haenni, H.-J. Bernhardt, D. Schwarz