
Large Polished Dugway Geode Slab Specimen Fortification Druzy 6x4" Utah
Great large unique polished Dugway Geode slab specimen. Polished on one face. Old collection/Old stock.
Collector notes
Dugway geodes are spherical rock formations with sparkling quartz or chalcedony crystal interiors, found in the Dugway Geode Beds of Juab County, Utah. Age: Formed 6 to 8 million years ago during the Miocene epoch from volcanic rhyolite deposits. Structure: Gas cavities filled with mineral-rich groundwater over millions of years, creating hollow or quartz-banded spheres. Contents: Contain clear quartz, amethyst, pink rose quartz, or white chalcedony. UV Glow: Many glow a vibrant lime-green under ultraviolet light due to harmless trace uranium salts.
- Formation
- Not listed
- Material
- Dugway Geode
- Dimensions
- Not listed
- Collector grade
- Not listed
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