Colour zoning in ruby from Mong-Shu, Burma
Colour zoning in ruby from Mong-Shu, Burma
Inclusions of chrysotile fibres in demantoide garnet from Ural Mountains, Russia
Inclusions of chrysotile fibres in demantoide garnet from Ural Mountains, Russia
Two-phase inclusions in tourmaline from Namibia
Two-phase inclusions in tourmaline from Namibia
Inclusions of hematite in feldspar (sunstone), India
Inclusions of hematite in feldspar (sunstone), India
Bubbles and swirls in moldavite (natural glass)
Bubbles and swirls in moldavite (natural glass)
Two-Phase inclusions and rutile needles in rock crystal from Brazil
Two-Phase inclusions and rutile needles in rock crystal from Brazil
Inclusions of anatase crystal and rutile fibres in rock crystal from Brazil
Inclusions of anatase crystal and rutile fibres in rock crystal from Brazil
Two-phase inclusions in sapphire, Sri Lanka
Two-phase inclusions in sapphire, Sri Lanka
 
 

Scopo / Finalità

La Società Gemmologica Svizzera ha i seguenti scopi:

  • sviluppare le conoscenze gemmologiche dei propri membri
  • attraverso corsi di aggiornamento annuali ampliare queste conoscenze e tramandarle a vantaggio del commercio gemmologico e perlifero
  • combattere la concorrenza sleale
  • mantenere un'etica commerciale e osservare le direttive internazionali del
    mercato diamantifero, gemmologico e perlifero