Petrified wood

Petrified wood is the name given to a special type of fossilized remains of terrestrial vegetation. Petrified wood is the result of a tree or tree-like plants having completely transitioned to stone by the process of permineralization.  Petrified wood is rated at a 7 on the Mohs hardness scale.  Petrified wood is thought to amplify longevity and slow down the aging process, as well as assist with past life recall, enhance wisdom and soul memory.