Search results
Results from the WOW.Com Content Network
These ancient deformed rocks are found at the base of the Grand Canyon, in Salt River Canyon, and in mountain ranges throughout the state. Arizona's oldest rocks overall are metamorphosed volcanic rocks, including basalt and rhyolite and related sedimentary rocks, that now constitute the bottom of the Grand Canyon and formed beginning 1.8 ...
The Painted Rock Petroglyph Site [1] is a collection of hundreds of ancient petroglyphs near the town of Theba, Arizona, United States, listed on the National Register of Historic Places in 1977. [2] The site is operated and maintained by the Bureau of Land Management (BLM), and includes an improved campground as well as an informative walking ...
The Deer Valley Petroglyph Preserve, formerly known as the Deer Valley Rock Art Center, [1] is a 47-acre nature preserve featuring over 1500 Hohokam, Patayan, and Archaic petroglyphs visible on 500 basalt boulders in the Deer Valley area of Phoenix, Arizona. [2]
Fossils of microbes, sea sponges, insects, sharks, early amphibians and mammals have been discovered in the rocks around the state, representing over 1 billion years of life on Earth.
The Newspaper Rock Petroglyphs Archeological District is part of the Petrified Forest National Park, and contains in excess of 650 petroglyphs, believed to have been created 1000–1500 CE. [ citation needed ] This Apache County site near Adamana, Arizona was listed on the National Register of Historic Places July 12, 1976.
Throughout this time, the area was covered by an ancient sea and thick layers of limestone and sandstone were deposited. [4] Permian-aged strata rich in fossil brachiopods , echinoid spines, and gastropods are the only Paleozoic rocks exposed in the Chiricahua Mountains, and reflect a shallow-marine coral reef environment. [ 5 ]
This list of the prehistoric life of Arizona contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Arizona.
This list of the Paleozoic life of Arizona contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Arizona and are between 538.8 and 252.17 million years of age.