Description
Hand carved rainbow onyx specimen. The rough surface reveals the natural bands of colour throughout the stone. Flat bottom makes is perfect as a display piece or use as a bookend.
Approximate size 8 x 9.5 x 5 cm (3.14 x 3.75 x 2″). Photo is of actual piece being sold.
Onyx is created from the cold water deposition of calcium carbonate, and varies in banding and colour. Rainbow onyx is a form of agate and forms mostly in cavities of eruptive rock or lava. The banded structure, with successive layers, displays a variety of colours.
