African Petrified Wood Agate 7x8mm Faceted Round Nugget - 15-16 Inch hps_07302026 It displays a visual property

It displays a visual property called “pleochroism

laced with bands or swirls of brighter blue

It was highly prized in ancient cultures and associated with many positive properties

The shell is often found naturally polished with a green or brown spiral on one side and a white "eye" on the other

African Petrified Wood Agate 7x8mm Faceted Round Nugget - 15-16 Inch hps_07302026 It displays a visual propertyPetrified Wood Agate is formed from the petrifaction process of primeval trees over the course of many years. Petrification occurs when the wood is covered by sedimentary rock, as waters loosen and decompose the organic elements and replace them with silicate substances, while maintaining the wood's original structure. Preservation is enabled by a lack of oxygen.