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Boyajian W.E. (2000): The challenge of change. A Retrospective of the 90’s. Gems & Gemology,
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Emmett J. L. and Douthit T.R. (1993): Heat Treating the Sapphires of Rock
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Eigenmann, H. K. (1970): Hochtemperaturchemie und Valenzzustände von
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Günther, D. (2002): Laser-ablation inductively-coupled mass spectrometry.
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Günther D., Bleiner D. Guillong M, Hattendorf B. Horn I. (2001): Access to Isotopic and Elemental
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Guillong M. Günther D. (2001): Quasi ´non-destructive´ laser
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Gunther D. And Peretti A. (2002):
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Guillong, M. and Günther D. (submitted 2002). Effect of Particle Size Distribution on ICP-Induced
Elemental Fractionation in Laser Ablation Inductively Coupled Plasma Mass Spectrometry. J. Anal.
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Günther D., Frischknecht R. and Heinrich, C. A. (1997): Capabilities of a 193nm ArF Excimer Laser for LA-ICP-MS Micro Analysis of Geological Materials. J. Anal. At. Spectrom., Vol. 12, p. 939-944.
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Gübelin E. and Peretti A (1997): Sapphires form Adranondambo mine in SE
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Gübelin E. and Peretti A (1998): Die Saphire von Andranondambo. Eine neue
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Lit 14: |
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Holewa P. (2002): Orange Crush (2002), Instore Magazine, The Magazine for the American Jewelry
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Lit 15: |
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Holewa P. (2002): Be or Not Be? Beryllium not 'direct cause' of surface layer orange in sapphires, says
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Kane, R.E., Kammerling R.C., Koivula J.I., Shigley J.E. and Fritsch E.
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Minotto M. (2002): Researchers Reveal Preliminary Finding on Treatments. Rim-effect in Thai Rubies
and Madagascar sapphires point to diffusion, The Loupe, GIA World News, Gemological Institute of
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Nassau K.and Valente G.K. (1987): The seven types of yellow sapphires and
their stability to light. Gems
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Peretti, A. Mullis, J., Kündig R. (1990): Die Kashmir Sapphire und ihr gelogisches Erinnerungsvermögen.
Neue Zürcher Zeitung, 187, p. 59. |
| Lit 21: |
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Peretti, A. and Boguth W. (1991): Color measurement of fancy diamonds applying computer-based
Multichannel Spectroscopy. In: Proceedings of the International Gemological Symposium, ed. Keller A.,
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Peretti A., Schmetzer K, Bernhardt H.H. and Mouawad F. (1995): Rubies from Mong Hsu. Gems and
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Ponahlo, J. (1989): Mikrospektralphotometrie der Edelstein-Kathodolumineszenz. Zeitschrift Deutsche
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Ponahlo, J. (1993): Kathodolumineszenz (KL) und KL-Spektren von Edelsteinen. Zeitschrift Deutsche
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Ramseyer, K., Fischer, J., Matter, A., Eberhardt, P., and Geiss, J. (1989): A cathodoluminescence
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Ramseyer K.(2002): Cathodoluminescence and EDS Characterization of Corundum Crystal No. 1 (Peretti 1), Internal
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Schmetzer K. and Peretti A. (2000): Characterization of a group of
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Schmetzer, K., Bosshart, G. and Hanni H.A., Naturally Colored and Treated Yellow and
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ICA Gazette (International Colored Gemstone Association). Promoting
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