Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Dumortierite in rock crystal, Brazil, polarised light
Structure in a healing fissure in topaz from Brazil
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, crossed polarisers
Natural etching structure on a crystal face of diamond (trigons), polarised light
Inclusions of anatase crystal and rutile fibres in rock crystal from Brazil
Two-Phase inclusions and rutile needles in rock crystal from Brazil
Bubbles and swirls in moldavite (natural glass)

Current

Save the date: SGG/SSG Central Conference 2025:

15.06. - 17.06.2025

Seehotel Wilerbad, Wilen am Sarnersee

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Program
Seehotel Wilerbad, Wilen am Sarnersee