Two-Phase inclusions and rutile needles in rock crystal from Brazil
Two-Phase inclusions and rutile needles in rock crystal from Brazil
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Inclusions of chrysotile fibres in demantoide garnet from Ural Mountains, Russia
Inclusions of chrysotile fibres in demantoide garnet from Ural Mountains, Russia
Dendrites in agate
Dendrites in agate
Fire opal, Mexico
Fire opal, Mexico
Midge included in amber from the Baltic coast, polarised light
Midge included in amber from the Baltic coast, polarised light
Structure in a healing fissure in topaz from Brazil
Structure in a healing fissure in topaz from Brazil
Inclusions of fossil plant debris in opal from Wollo, Ethiopia
Inclusions of fossil plant debris in opal from Wollo, Ethiopia
 
 

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