Whether you are a professional or a private individual, choose fossilized wood - MCBF03Description of fossilized wood in lithotherapyA noble material, fossilized wood also called petrified wood or xyloid, takes its name from the Greek “petro”, which means “stone”. It is therefore a wood transformed into stone, the result of specific climatic and geological conditions. Over millions of years, a process called petrification has allowed the tree to turn into stone. Buried under sediments, the plant is then replaced almost entirely by the surrounding minerals over time. Petrified wood belongs to the microcrystalline quartz group. Symbolic of the marriage between minerals and plants, it dates back about 200 million years. By pseudomorphosis, the phenomenon of replacing one mineral by another without changing its shape, fossilized wood is invaded by chalcedony, jasper and sometimes opal. It is composed of silicon dioxide