BST107pr Blue Star Thunderegg Specimen Pair Obsidian African Queen Picture Jasper

African Queen Picture Jasper

and shows saturated blue-green colors

Deschutes Jasper is known for its browns

An illuminating alphabetical journey through the mineral kingdom

BST107pr Blue Star Thunderegg Specimen Pair Obsidian African Queen Picture JasperThese polished halves of a Blue Star Thunderegg show an open cavity revealing botryoidal chalcedony coated in sparkling druzy, inside gray and brown rhyolite and clear to blue chalcedony with little hints of feathery banding. The chalcedony shows green fluorescence under 365nm ultraviolet light. Polished Surface: 9. 2cm x 7cm and 9. 4cm x 7. 2cm Each half approx. 1. 25" deep 1lb 1. 2oz Blue Star Thundereggs are a recent find out of Sonora, Mexico.