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Two-Phase inclusions and rutile needles in rock crystal from Brazil
Bubbles and swirls in moldavite (natural glass)
Fluid inclusions containing mica and quartz, in aquamarine from Pakistan
Inclusions of gilalite aggregates in rock crystal from Brazil
Midge included in amber from the Baltic coast, polarised light
Natural etching structure on a crystal face of diamond (trigons), polarised light
Partially etched diamond crystal
Stress fissure («sun spangle») in baltic amber

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Save the date: SGS Central Conference 2027:

24-25 May 2027
Villars-sur-Ollon (1884)

Seehotel Wilerbad, Wilen am Sarnersee
 
 
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© SGG/SSG 2026

 

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