Structure in a healing fissure in topaz from Brazil
Structure in a healing fissure in topaz from Brazil
Fluid inclusions containing mica and quartz, in aquamarine from Pakistan
Fluid inclusions containing mica and quartz, in aquamarine from Pakistan
Two-phase inclusion in amethyst, Brazil
Two-phase inclusion in amethyst, Brazil
Partially etched diamond crystal
Partially etched diamond crystal
Bubbles and swirls in moldavite (natural glass)
Bubbles and swirls in moldavite (natural glass)
Inclusions of chrysotile fibres in demantoide garnet from Ural Mountains, Russia
Inclusions of chrysotile fibres in demantoide garnet from Ural Mountains, Russia
Colour zoning in ruby from Mong-Shu, Burma
Colour zoning in ruby from Mong-Shu, Burma
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
 
 

Aktuelles

Nationale Tagung: 28.-30. April 2019 Meisterschwanden, Kanton Aargau

 
 
 
 

 
 

REGIONALE KURSE:

Suisse Romande: 30. September und 1. Oktober 2018 Lavaux Region

Bern: München 26.-28. Oktober 2018

Basel / Solothurn / Aargau und Zentralschweiz: Termin wird noch bekannt gegeben

Zürich: Termin wird noch bekannt gegeben

Ostschweiz / Liechtenstein: Wildhaus 24.-25. September 2018

Tessin: Acquacalda 22.-23. September 2018