Preliminary
Conference Programme
Friday, 29 April 2005 |
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| 18.00 | Welcome Reception and Registration (sponsored by DTC Research Centre) |
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Saturday, 30 April 2005 |
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| 09.00 - 09.30 | Registration and Coffee |
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| 09.30 - 10.25 | Opening Ceremony | |
| 09.30 - 10.25 | Welcome and Introductory Remarks | L. Kiefert M.A. Christen H.A. Hänni |
| 09.30 - 10.25 | 60 years HH | W. Stern |
| 10.25 - 10.50 | Coffee break | |
| 10.50 - 12.20 | DIAMOND SESSION chaired by | G.Bosshart |
| 10.50 - 11.05 | Diamonds are a girl's best friend | B. Bolli |
| 11.05 - 11.30 | Synthetic diamond | P. Spear |
| 11.30 - 11.55 | A proposed classification of brown and black diamonds | E. Fritsch |
| 11.55 - 12.20 | Diamond treatments | J-P. Chalain |
| 12.20 - 13.30 | Lunch (sponsored by Horovitz & Totah S.A.) | |
| 13.30 - 15.35 | GEMSTONE SESSION chaired by | E. Boehm |
| 13.30 - 13.55 | The MicroWorld of Gems | J. Koivula |
| 13.55 - 14.20 | Jade and its treatment | Tay Thye Sun |
| 14.20 - 14.45 | Burmese Gemstones | R. Hughes |
| 14.45 - 15.10 | Rare gemstones from Sri Lanka | K. Schmetzer |
| 15.10 - 15.35 | Feldspars and Gemmology | U. Henn |
| 16.00 - 17.30 | Visit of SSEF Note: Number of visitors limited to 50. Please enlist on registration to conference. |
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| 18.30 - 19.00 | Transfer to Bottmingen Castle in historic tramway | |
| 19.00 - 20.00 | Evening Reception (sponsored by Brinks) (Bottmingen Castle) |
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| 20.00 - ca. 23.30 | Conference Dinner (Bottmingen Castle) |
M.A. Christen H.-P. Husistein T. Frieden |
Sunday, 1st May 2005 |
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| 08.30 - 09.00 | Coffee | |
| 09.00 - 10.40 | TECHNIQUES AND INSTRUMENTS session Chair: | A.Matlins |
| 09.00 - 09.25 | Gemmological equipment changes | H. A. Hänni |
| 09.25 - 09.50 | How to make an issue | A. Keller |
| 09.50 - 10.15 | Enlighten the experienced gemmologist | M. Eickhorst |
| 10.15 - 10.40 | Oxygen Isotopes for origin determination in coloured precious gemstones | G. Giuliani |
| 10.40 - 11.10 | Coffee break | |
| 11.10 - 12.00 | TRADE ISSUES session chaired by | R.Totah |
| 11.10 - 11.35 | Do Auction Houses need certificates? | H. Molesworth |
| 11.35 - 12.00 | Tales of a rough stone dealer | W. Spaltenstein |
| 12.00 - 14.00 | Lunch (sponsored by GIA Gems & Gemology) Wildt'sches Haus, Petersplatz, Basel |
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| 14.00 - 15.40 | GEMSTONE TREATMENTS AND SYNTHETICS Chair: | E. Johnson |
| 14.00 - 14.25 | The Impact of Modern Gemstone Treatments on Today's Gemology | E. Emms |
| 14.25 - 14.50 | Corundum treatment detection: LIBS | R. Walters M.S. Krzemnicki |
| 14.50 - 15.15 | Some problems of natural and synthetic colored quartz identification | V. Balitsky |
| 15.15 - 15.40 | Origin reports - advantages, disadvantages, limits, pitfalls | L. Kiefert |
| 15.40 - 16.10 | Coffee break (sponsored by Ocean Optics) | |
| 16.10 - 17.50 | PEARL session chaired by | T. Frieden |
| 16.10 - 16.35 | Cultured pearls from Tahiti | D. Fourcade |
| 16.35 - 17.00 | The pearl market today | A. Mueller |
| 17.00 - 17.25 | European River pearls | E. Strack |
| 17.25 - 17.50 | Natural pearls & the Arabian Gulf in the 21st Century | N. Sturman |
| 17.50 - 18.20 | Closing Ceremony | M.A. Christen H.A. Hänni L. Kiefert |
Monday, 2. May 2005 |
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| 7.30 - ca. 18.00 | Visit to Djeva, Monthey
Located in Monthey (Switzerland) since 1914, the company Hrand Djevahirdjian SA (Djeva) produces synthetic stones for both the jewellery and industrial sectors through the Verneuil method. |
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Sponsors (in alphabetical order):
- A. Krüss Optronic, Germany
- Allianz Suisse
- BRINKS
- DDI - Deutsches Diamant Institut
- DERS S.A. / H.-P. Husistein
- Dr. E. Gübelin
- DTC
- Frieden AG
- GIA
- Globetrotter Travel Service
- Golay
- Gold'Or
- GZ - Goldschmiede Zeitung
- Horovitz & Totah
- Manfred Eickhorst
- Mineralquelle Eptingen AG
- Ocean Optics
- PROMEA
- Renishaw plc
- SGG - Schweizerische Gemmologische Gesellschaft
- Tiffany & Co.