Mineral: Opal (variety hyalite), Chalcedony and Quartz
Locality: Monok, Zemplén Mountains, Szerencs District, Borsod-Abaúj-Zemplén, Hungary
Dimensions: 63 mm x 52 mm x 50 mm
Description: Growth of botryoidal opal aggregates, aerial and clear. Top size from the locality. Weight: 120 gr
All pictures, text, design © Forum FMF 2006-2024