Cedar Wood Slab | Washington mineral Please note that Celestite is

Please note that Celestite is very fragile

while the pleural lobes are wide and smoothly curved

4" in length

Phareodus size approx: 24"

The shell of this ammonite has been replaced by calcite

Cedar Wood Slab | Washington mineral Please note that Celestite isCedar Miocene Washington Approx. size: 12" x 11" x 0. 75" Stand not included. This gorgeous slab of petrified Cedar wood comes from Washington. It boasts a substantial size, aesthetic shape, well preserved growth rings, and intricate wood structure. One side has been polished to a glossy finish. Petrified wood is formed through a process called permineralization, where mineral rich groundwater replaces the original organic material. This process