ejrs PERTRIFIED WOOD ROUND, Holbrook, Arizona, 14 x 12 x 7 to 2 cm | |
This is a sliced round with a polished face. The backside to unsliced and goes from 7 cm to 2 cm and so displays at an angle. The species is Araucaryoxylon which is in the Pine family. The age is Triassic and the formation famous for petrified wood is the Chinle formation. |