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A piece of petrified wood in situ, Highlands Ranch, Colorado. The Denver Basin contains relatively few late Paleocene-age strata–with many dating to older periods–but laser ablation sampling in 2015 compared with a core sample from Castle Pines 2.5 kilometres (1.6 mi) away has been interpreted as indicating this more recent date.
Fossil wood may or may not be petrified, in which case it is known as petrified wood or petrified tree. The study of fossil wood is sometimes called palaeoxylology, with a "palaeoxylologist" somebody who studies fossil wood. The fossil wood may be the only part of the plant that has been preserved, with the rest of the plant completely unknown ...
Petrified wood has also been discovered in Dholavira in Kutch, Gujarat, dating back to 187–176 million years. [24] Japan – there is a fossilized forest preserved at Sendai City Tomizawa Site Museum; Indonesia – petrified wood covers several areas in Banten and also in some part of Mount Halimun Salak National Park.
Tree remains that have undergone petrifaction, as seen in Petrified Forest National Park. In geology, petrifaction or petrification (from Ancient Greek πέτρα (pétra) 'rock, stone') is the process by which organic material becomes a fossil through the replacement of the original material and the filling of the original pore spaces with minerals.
Araucarioxylon arizonicum (alternatively Agathoxylon arizonicum) is an extinct species of conifer that is the state fossil of Arizona. [1] The species is known from massive tree trunks that weather out of the Chinle Formation in desert badlands of northern Arizona and adjacent New Mexico, most notably in the 378.51 square kilometres (93,530 acres) Petrified Forest National Park. [2]
A petrified forest is a forest in which tree trunks have fossilized as petrified wood. Pages in category "Petrified forests" The following 24 pages are in this category, out of 24 total.
English: This piece of petrified wood was found near Monarch Boulevard in southeastern Highlands Ranch and is an example of petrified wood as found in the northern portions of the Cherokee Ranch petrified forest. The piece is picture in situ. Many other wood fossils in this area can be found protruding from the ground and sometimes laying atop it.
It contains fossilized wood 15 to 20 million years of age and is officially recognized by the State Forest Department of West Bengal. [1] In 2016 while digging a pond the villagers of Amkhoi village, near Ilambazar, found some large bone-like structures. Later it was established that the bone-like structures were actually wood fossils.