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Petrified Forest National Park is a national park of the United States in Navajo and Apache counties in northeastern Arizona.Named for its large deposits of petrified wood, the park covers about 346 square miles (900 square kilometers), encompassing semi-desert shrub steppe as well as highly eroded and colorful badlands.
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]
Ironwood Forest National Monument is located in the Sonoran Desert of Arizona.Created by Bill Clinton by Presidential Proclamation 7320 on June 9, 2000, the monument is managed by the Bureau of Land Management, an agency within the United States Department of the Interior.
What is petrified wood? The trees in Petrified Forest once were wood but now are are completely crystallized and mostly made of quartz. Millions of years ago, the logs were buried by sediment and ash.
Olneya tesota is an indicator species of the Sonoran Desert region. [6] The Sonoran Desert has one other species with the identical north–south, and east–west range. The seasonally migrating lesser long-nosed bat follows the bloom season of various species from south to north and extends into the same regions of the Sonoran Desert as Olneya ...
Southern Arizona was uplifted and experienced volcanic eruptions, which deposited high silica ash to the north as the Chinle Formation, which created the petrified wood of Petrified Forest National Park. Through the Jurassic, a large coastal desert similar to the modern Sahara or Namib desert occupied northern Arizona into Utah.
Petrified wood (from Ancient Greek πέτρα meaning 'rock' or 'stone'; literally 'wood turned into stone'), is the name given to a special type of fossilized wood, the fossilized remains of terrestrial vegetation.
The Painted Desert Member is up to 176 meters (577 feet) thick and is primarily reddish brown bentonitic mudstone. The name was originally applied to the beds above the Sonsela Sandstone Bed in Petrified Forest National Park in eastern Arizona.