15-1/2" Petrified Wood Slab, Nevada (with stand) Teeth tapered at the edges

tapered at the edges

(more than 8 feet long) putting it among the largest of any land animal that has ever lived

continued until the Neolithic revolution

the Pleistocene Grey Wolf

15-1/2" Petrified Wood Slab, Nevada (with stand) Teeth tapered at the edgesFrom ancient Greek meaning "wood turned into rock", Petrified Wood is an unique form of fossilization. In some instances all the organic matter has been replaced by minerals (usually a silicate, such as quartz) during a process called permineralization replacement. However, many petrified wood specimens undergo a unique fossilization process, where silicates bond with the cellulose structure of the wood, thereby preserving organic matter. Regardless