Inclusions of gilalite aggregates in rock crystal from Brazil
Inclusions of gilalite aggregates in rock crystal from Brazil
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
Structure in a healing fissure in topaz from Brazil
Structure in a healing fissure in topaz from Brazil
Inclusions of rock crystal and rutile needles in quartz, Brazil, polarised light
Inclusions of rock crystal and rutile needles in quartz, Brazil, polarised light
Two-phase inclusions in sapphire, Sri Lanka
Two-phase inclusions in sapphire, Sri Lanka
Dendrites in agate
Dendrites in agate
Fluid inclusions in quartz with bituminous daughter minerals, China
Fluid inclusions in quartz with bituminous daughter minerals, China
Agate from Anzi, Maroc
Agate from Anzi, Maroc
 
 

Corso centrale / EGS 2017 (European Gemological Symposium)

29 giugno - 2 luglio, Zermatt

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

Società Gemmologica Svizzera
Segretariato : Antoinette Starkey
c/o Antoinette Starkey Pierres Précieuses
Précieuses Bureau 201, Rue du Rhône 69
1207 Genf
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Congressi regionali:

  • Gruppo 1 Svizzera romanda: 23-24 ottobre 2016
  • Gruppo 2 Berna: 23-24 ottobre 2017
  • Gruppo 3/ 4 Basilea / Soletta / Argovia / Svizzera centrale: 31 ottobre 2016
  • Gruppo 4 Zurigo: 18-19 ottobre 2016
  • Gruppo 6 Svizzera orientale: 26-27 settembre 2016; 25-26 settembre 2017
  • Gruppo 7 Ticino: 26-27 agosto 2017