Structure in a healing fissure in topaz from Brazil
Structure in a healing fissure in topaz 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
Partially etched diamond crystal
Partially etched diamond crystal
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
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, crossed polarisers
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, crossed polarisers
Colour zoning in ruby from Mong-Shu, Burma
Colour zoning in ruby from Mong-Shu, Burma
Inclusions of rock crystal and rutile needles in quartz, Brazil, polarised light
Inclusions of rock crystal and rutile needles in quartz, Brazil, polarised light
 
 

Aktuelles

Nationale Tagung: 6. - 8. Mai 2018 Hotel de la Paix, Lugano, Tessin

 
 
 
 

 
 

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