African Petrified Wood Agate 6-7mm Table Cut Cube Bead - 15-16 Inch R1341 Its name is derived from

Its name is derived from the Greek word for blood

Most topaz grows as crystals within the veins and voids of igneous rocks

Its soft chatoyancy is reminiscent of the moon's light

It is best known for its characteristic deep blue to violet-blue color

African Petrified Wood Agate 6-7mm Table Cut Cube Bead - 15-16 Inch R1341 Its name is derived fromPetrified 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.