Dumortierite in rock crystal, Brazil, polarised light
Inclusions of gilalite aggregates in rock crystal from Brazil
Inclusions of rock crystal and rutile needles in quartz, Brazil, polarised light
Two-phase inclusions in tourmaline from Namibia
Agate from Reichweiler, Germany
Inclusions of hematite in aquamarine, Tanzania
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Midge included in amber from the Baltic coast, polarised light

Current

National course June 7 - 9, 2020 Alpenrose Wildhaus, St Gallen

 
 
 
 

 
 

REGIONAL COURSES:

Suisse Romande: Septembre 29 / 30, 2019

Bern: October 21 / 22, 2019

Basel / Solothurn / Aargau and Central Switzerland: November 4, 2019

Zurich: October 14 / 15, 2019

East Switzerland / Liechtenstein: September 16 / 17, 2019

Ticino: September 21 / 22, 2019