Fossil Wood, from Madagascar (No.900)

Fossil wood is wood that is preserved in the fossil record. Fossil wood may or may not be petrified (petrified wood is Petrified wood are fossils of wood that have turned to stone through the process of whats called permineralisation)

The study of fossil wood is sometimes called palaeoxylology, with a "palaeoxylologist" somebody who studies fossil wood.