Inclusions of fossil plant debris in opal from Wollo, Ethiopia
Inclusions of fossil plant debris in opal from Wollo, Ethiopia
Twin-crystal of chrysoberyl
Twin-crystal of chrysoberyl
Partially etched diamond crystal
Partially etched diamond crystal
Agate from Reichweiler, Germany
Agate from Reichweiler, Germany
Two-phase inclusion in amethyst, Brazil
Two-phase inclusion in amethyst, Brazil
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
Dumortierite in rock crystal, Brazil, polarised light
Dumortierite in rock crystal, Brazil, polarised light
 
 

Attualita’

Conferenza nazionale: 7 - 9 giugno 2020 Alpenrose Wildhaus, San Gallo

 
 
 
 
 
 

CORSI REGIONALI:

Suisse Romande: 29 / 30 settembre 2019

Berna: 21 / 22 ottobre 2019

Basilea / Soletta / Argovia e Svizzera centrale: 4 novembre 2019

Zurigo: novembre 2019

Svizzera orientale / Liechtenstein: 16 / 17 settembre 2019

Ticino: 21 / 22 settembre 2019