Agate from Anzi, Maroc
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Spinel crystal in dolomite marble, Burma
«Red fox agate» from Patagonia, Argentina
Inclusions of rock crystal and rutile needles in quartz, Brazil, polarised light
Partially etched diamond crystal
Inclusions of rutile (dark crystal and fine needles) and clusters of zircon grains in umbalite garnet, Tanzania
Two-Phase inclusions and rutile needles in rock crystal from Brazil

Actuel

Réservez ces dates :

Conférence nationale 2025:

15.06. - 17.06.2025

Seehotel Wilerbad, Wilen am Sarnersee

Le formulaire d'inscription et le programme seront publiés ici au printemps 2025 et envoyés par e-mail aux membres.

Seehotel Wilerbad, Wilen am Sarnersee