Structure in a healing fissure in topaz from Brazil
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, crossed polarisers
Fluid inclusions containing mica and quartz, in aquamarine from Pakistan
Stress fissure («sun spangle») in baltic amber
Two-Phase inclusions and rutile needles in rock crystal from Brazil
Inclusions of chrysotile fibres in demantoide garnet from Ural Mountains, Russia
Bubbles and swirls in moldavite (natural glass)
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers

Aktuelles

Save the date: SGG/SSG Zentraltagung 2026

21.06. - 23.06.2026

Deltapark Vitalresort, Gwatt bei Thun

Seehotel Wilerbad, Wilen am Sarnersee