Size: 6.8 x 4.1 x 0.3 cm
Description: Banded chalcedonies (a sub-variety of quartz, whether parallel or concentric) are called agates. The most common host rocks for agates are extrusive igneous rocks. This specimen shows alternating rust-brown, orange, and white bands.
Concept & 3D-modelling by Andrei Ionut APOPEI