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Two-phase inclusions in tourmaline from Namibia
«Red fox agate» from Patagonia, Argentina
Colour zoning in ruby from Mong-Shu, Burma
Fire opal, Mexico
Agate from Reichweiler, Germany
Twin-crystal of chrysoberyl
Fluid inclusions in quartz with bituminous daughter minerals, China
Inclusions of hematite in feldspar (sunstone), India

Current

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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