Bubbles and swirls in moldavite (natural glass)
Bubbles and swirls in moldavite (natural glass)
Colour zoning in ruby from Mong-Shu, Burma
Colour zoning in ruby from Mong-Shu, Burma
Agate from Reichweiler, Germany
Agate from Reichweiler, Germany
Dumortierite in rock crystal, Brazil, polarised light
Dumortierite in rock crystal, Brazil, polarised light
Two-phase inclusion in amethyst, Brazil
Two-phase inclusion in amethyst, Brazil
Two-phase inclusions in tourmaline from Namibia
Two-phase inclusions in tourmaline from Namibia
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
Inclusions of gilalite aggregates in rock crystal from Brazil
Inclusions of gilalite aggregates in rock crystal from Brazil
 
 

Actuel

Conférence nationale: 28-30 avril 2019 Meisterschwanden, Kanton Aargau

 
 
 
 

 
 

COURS RÉGIONAUX:

Suisse Romande: 30 septembre et 1er octobre 2018 région du Lavaux

Berne: Munich 26-28 octobre 2018

Bâle / Soleure / Argovie et Suisse centrale: Date à être annoncée

Zurich: Date à être annoncée

Suisse Orientale / Liechtenstein: Wildhaus 24-25 septembre 2018

Tessin: Acquacalda 22-23 septembre 2018