Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Agate from Anzi, Maroc
Inclusions of anatase crystal and rutile fibres in rock crystal from Brazil
Fluid inclusions containing mica and quartz, in aquamarine from Pakistan
Two-phase inclusion in amethyst, Brazil
Inclusions of hematite in feldspar (sunstone), India
Dumortierite in rock crystal, Brazil, polarised light
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, crossed polarisers

Actuel

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Conférence nationale 2025:

15.06. - 17.06.2025

Seehotel Wilerbad, Wilen am Sarnersee

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Seehotel Wilerbad, Wilen am Sarnersee