CMT163pr Cold Mountain Thunderegg Specimen Pair Onyx 48mm x 16mm

48mm x 16mm

It features different sections of thin landscape bands and thick golden brown dendrites or tiny black dendrites

Please Note: The pieces of copper photographed are representative of the material and may not be the exact  pieces you receive

They show a mix of light to dark grays

colors ranged from tan to rhodochrosite-pink

CMT163pr Cold Mountain Thunderegg Specimen Pair Onyx 48mm x 16mmA polished Cold Mountain Thunderegg specimen pair featuring streaked jasper in sandy to reddish brown shades with brecciation filled with translucent chalcedony. Each half of the pair has a full back, with different depths. Polished faces: 7. 5cm x 5. 5cm and 7. 4cm x 6cm Approx. 1" & 1. 5" deep 12. 5oz together Cold Mountain Thundereggs are from the Sierra Mountains in Mexico. The thundereggs can contain water banding and feature red, mauve, or black