CMT163pr Cold Mountain Thunderegg Specimen Pair Polyhedroids and a bit of pink

and a bit of pink towards the bottom

This Laguna Agate polished specimen features deep red and golden yellow agate with banding and mossy patterning

golden yellow and lavender agate with a druzy-lined center

These extinct nautiloid cephalopods had a straight conical shell called an orthocone

and reddish spherulites (orbs) very dark green jasper

CMT163pr Cold Mountain Thunderegg Specimen Pair Polyhedroids and a bit of pinkA 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