BST101pr Blue Star Thunderegg Specimen Pair Chakra Featuring an overview of the

Featuring an overview of the state's geologic history as well as a site-by-site guide to the best rockhounding locations

Native Michigan Copper is used to make these free form pieces

(Width x Height) 33mm x 29mm

Have fun exploring the details of the fossils with the included magnifying lens

75" in diameter fully tumbled pieces

BST101pr Blue Star Thunderegg Specimen Pair Chakra Featuring an overview of theThese polished halves of a Blue Star Thunderegg show botryoidal chalcedony coated in sparkling 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 gray and brown rhyolite making up the rest of the elongated egg. The chalcedony shows green fluorescence under 365nm ultraviolet light. Polished Surface: 9. 3cm x 4. 8cm and 9. 2cm x 4. 7cm Each half approx. 1. 5" deep