CMT152 Cold Mountain Thunderegg Specimen Peach Mine and the whole cube in

and the whole cube in matrix is approximately 5 - 6 oz

INT121db Intarsia Drilled Bead

50mm x 21mm

each entry combines a precise description with annotated photography to highlight a fossil's chief characteristics and distinguishing features

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CMT152 Cold Mountain Thunderegg Specimen Peach Mine and the whole cube inThis polished specimen displays tan, yellow, reddish brown, and blue gray, with four different sections of chalcedony with swirly banding. 5" x 3. 25" x 1. 5" 11 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