CMT150 Cold Mountain Thunderegg Specimen Agua Nueva Agate Each piece is eccentric and

Each piece is eccentric and highly collectible – a true work of art

made of black and reddish brown obsidian

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CMT150 Cold Mountain Thunderegg Specimen Agua Nueva Agate Each piece is eccentric andThis polished specimen displays dusty pink with hints of yellow and gray blue, and a small vugg with partial chalcedony growth. 6. 5" x 4. 25" x 1. 75" 2 lb 3. 1 oz Cold Mountain Thundereggs are from the Sierra Mountains in Mexico. The thundereggs can contain water banding and feature red, mauve, or black webbing. While technically a rhyolite due to its thunderegg nature, Cold Mountain Thundereggs are highly silicate and feature large amounts of