An imitation of black diamond: artificial black cubic zirconium oxide
Author(s) : -
Date : 1999
An imitation of black diamond: artificial black cubic zirconium oxide. Published in Gems & Gemology in 1999.
Author(s): J.-P. Chalain
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Zur Färbung von Igmerald (synthetischer Smaragd, hergestellt von der I.G. Farbenindustrie)
Author(s) : -
Date : 1998
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
Author(s) : -
Date : 1998
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
Author(s) : -
Date : 1998
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
Author(s) : -
Date : 1998
Distinction of taaffeite and musgravite. Published in Journal of Gemmology, 1998.
Author(s): L. Kiefert, K. Schmetzer
Short notes on some gemstone treatments
Author(s) : -
Date : 1998
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
Author(s) : -
Date : 1998
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
Author(s) : -
Date : 1998
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
Author(s) : -
Date : 1998
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
Author(s) : -
Date : 1997
Trapiche-Rubine. Published in GZ, 1997.
Author(s): K. Schmetzer, H.A. Haenni, H.-J. Bernhardt, D. Schwarz