Petrified Wood Slabs Divya Gem Stonex http://www.semipreciousstoneslabs.com/petrified-wood-slabs/ Petrified wood is essentially an outcome of a tree having entirely conversion to stone because all the organic stuff is restored by minerals. After all the processing, the result is a very sturdy material with the wood structure. The color is depending on the type of mineral. Divya Gem Stonex is the biggest exporter of Petrified Wood Slabs from India.