A large and rare petrified Araucarioxylon arizonicum wood sphere,
Chinle Formation, Arizona, USA, Triassic (approx. 225myo) -- 20cm. (11in.) dia., 31.9kg with a turned marble socle and carrying basket
A large and rare petrified Araucarioxylon arizonicum wood sphere,
Chinle Formation, Arizona, USA, Triassic (approx. 225myo) -- 20cm. (11in.) dia., 31.9kg with a turned marble socle and carrying basket