22121 - Petrified Wood (Araucaria) Round Triassic - Madagascar Teeth The sediments were formed in
Yard notes & kiln story
Description
The sediments were formed in delta and fluvial environments
Its root is completely natural
(ammonite)
See also Arkell et al
in dentary
22121 - Petrified Wood (Araucaria) Round Triassic - Madagascar Teeth The sediments were formed inThis is a large round of petrified Araucaria (extinct Conifer) wood from Ambilobe, Madagascar. Its both sides have been polished showing off the amazing mineralization of this fossil. It is from the early Triassic period, approximately 220 million years old, close to the time the first dinosaurs appeared on the planet.