Phosphatized wood at the Bruneau Woodpile site.

Phosphatized wood at the Bruneau Woodpile site.

Phosphatized wood at the Bruneau Woodpile site. Elongate limbs and larger wood fragments are positioned in different orientations. Elongate limbs break into shorter segments during excavation from the matrix because of the brittleness of the phosphatized wood. The Bruneau Woodpile: A Miocene Phosphatized Fossil Wood Locality in Southwestern Idaho, USA. Geosciences.