Onyx - 8-Inch

Onyx is a black and white banded Chalcedony, a cryptocrystalline Quartz. It is often thought of as an all-black stone, and much of the black Onyx o...

Onyx is a black and white banded Chalcedony, a cryptocrystalline Quartz. It is often thought of as an all-black stone, and much of the black Onyx o...

Onyx is a black and white banded Chalcedony, a cryptocrystalline Quartz. It is often thought of as an all-black stone, and much of the black Onyx o...