Structure in a healing fissure in topaz from Brazil
Midge included in amber from the Baltic coast, polarised light
Inclusions of gilalite aggregates in rock crystal from Brazil
Inclusions of rock crystal and rutile needles in quartz, Brazil, polarised light
Natural etching structure on a crystal face of diamond (trigons), polarised light
Two-phase inclusions in tourmaline from Namibia
Fluid inclusions in quartz with bituminous daughter minerals, China
Fluid inclusions containing mica and quartz, in aquamarine from Pakistan

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Save the date: Zentraltagung in Meisterschwanden 11. bis 13. Juni 2023


(Foto: ©Seerose, Meisterschwanden)