BST102pr Blue Star Thunderegg Specimen Pair Polyhedroids or sometimes a deep blue

or sometimes a deep blue that appears black

25" polished face

the highest and most prominent of which is Hayden Peak (8

Approximately 2" base

Sleeping with moldavite activates the Dream State

BST102pr Blue Star Thunderegg Specimen Pair Polyhedroids or sometimes a deep blueThese polished halves of a Blue Star Thunderegg show botryoidal chalcedony coated in sparkling crystal druzy, inside feathery banded agate in clear to pale blue hues. The shape of the chalcedony comes to several pointed edges like a star, with brown rhyolite making up the rest of the egg. The chalcedony shows green fluorescence under 365nm ultraviolet light. Polished Surface: 6. 6cm x 5. 5cm and 6. 8cm x 5. 6cm Approx. 1" and 1. 5" deep 9. 1oz Blue