The excavation during which the tree was found was completed in January, Zouros said. This provides a rare glimpse of a Miocene forest, in terms of its size and density.” Tzedakis added: “More generally, although there are several petrified forests around the world, Sigri is exceptional because several trees are found in their original position, with their root systems intact. “Retrieving a tree with its branches, roots and leaves still attached is extremely rare, while 150 trunks recovered together will provide a unique snapshot of one point in time that will allow us to assess the biodiversity of the ecosystem.” ![]() “The new finds by Professor Zouros are stunning,” Chronis Tzedakis, a professor of physical geography at University College London who is not associated with the excavation, told CNN. When a chain of volcanoes erupted here in Eocene times 50 million years ago, they triggered massive landslides into. The Petrified Forest in Chubut, Patagonia is a National Monument so in that area the rock/wood may be touched but not taken. Anatomically the trunk is indistinguishable from present-day redwoods in California. Petrified Tree: Subtropical Yellowstone This petrified redwood is a clue to a watmer, damper, more liolent Yellowstone landscape. To then discover a treasure trove of so many petrified trunks in a single pit was, well. This short walk will take you to an upright petrified tree. ![]() In addition to the “extraordinary” tree, experts uncovered more than 150 logs at another site, around 200 kilometers (124 miles) from where the complete tree was discovered. To discover it so complete and in such excellent condition is a first. ![]() N.Zouros/Natural History Museum of the Lesvos Petrified Forest Experts say that in 25 years, they had never found such an "extraordinary" tree.
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