Opal (variety hyalite), Chalcedony and Quartz - Monok, Zemplén Mountains, Hungary - Detail. FOV 10mm.
Mineral:
Opal (variety hyalite), Chalcedony and Quartz
Locality:
Monok, Zemplén Mountains, Szerencs District, Borsod-Abaúj-Zemplén, Hungary
Dimensions:
Detail. FOV 10mm.
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