Agatized Coral, Tumbled Stone, 1 lb lot Thundereggs red-orange

red-orange

They also display brown or black dendritic inclusions

This specimen features light pink and dark pink banded agate with a small quartz center

and blue-white agate and agate tubes

Crystalline Geodes are from Mexico and have a pinkish matrix and a light blue to white crystal interior

Agatized Coral, Tumbled Stone, 1 lb lot Thundereggs red-orangeThe size ranges from 0. 25" to 1. 75" Agatized coral forms through a process similar to petrified wood. Decaying organic material is replaced with a silica rich solution which, under pressure for thousands of millennia will grow into various chalcedony formations. The colors comes in various shades of orange and yellow with some whites and grays.