Bubbles and swirls in moldavite (natural glass)
Bubbles and swirls in moldavite (natural glass)
Fire opal, Mexico
Fire opal, Mexico
Colour zoning in ruby from Mong-Shu, Burma
Colour zoning in ruby from Mong-Shu, Burma
Two-Phase inclusions and rutile needles in rock crystal from Brazil
Two-Phase inclusions and rutile needles in rock crystal from Brazil
Stress fissure («sun spangle») in baltic amber
Stress fissure («sun spangle») in baltic amber
Midge included in amber from the Baltic coast, polarised light
Midge included in amber from the Baltic coast, polarised light
Inclusions of rutile (dark crystal and fine needles) and clusters of zircon grains in umbalite garnet, Tanzania
Inclusions of rutile (dark crystal and fine needles) and clusters of zircon grains in umbalite garnet, Tanzania
Two-phase inclusions in tourmaline from Namibia
Two-phase inclusions in tourmaline from Namibia
 
 

Central Course / EGS 2017 (European Gemological Symposium)

29 June to 1 July 2017, Zermatt

Registration:
SGS Congress from 29 june to 02 july 2017
Grand Hotel Zermatterhof, Zermatt

Antoinette Starkey
Secretary SGG
c/o Antoinette Starkey Pierres Précieuses
Précieuses Bureau 201, Rue du Rhône 69
1207 Genf
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Regional events:

  • Group 1 Suisse romande: 23. - 24. October 2016
  • Group 2 Berne: 23. - 24. October 2017
  • Group 3 Basel / Solothurn / Aarau and Group 4 Central Switzerland: 31. October 2016
  • Group 5 Zurich: 18. - 19. October 2016
  • Group 6 East Switzerland: 26. - 27. September 2016; 25. - 26. September 2017
  • Group 7 Ticino: 1. - 2. October 2016