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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.
Denison Mines planned to begin mining its Arizona One mine in 2007. [9] The deposit is in a breccia pipe on the Colorado Plateau of northern Arizona. [10] In March 2011, the State of Arizona issued air and water permits to Denison which would allow uranium mining to resume at three locations north of the Grand Canyon, subject to federal ...
The AZGS Phoenix branch maintains tens-of-thousands of mine maps and reports acquired in 2011 when the Arizona Department of Mines and Mineral Resources merged with AZGS. The Survey main office is located at 1955 East 6th Street, P.O. Box 210184, Tucson, AZ 85721.
Antler Mine, also known as Vendetta Mine, is a former copper and zinc drift mine in the Hualapai Mountains of Cedar Valley District, Mohave County, Arizona, United States. It is notable as the location where antlerite was first discovered, and was the source for the mineral's name. The deposit was discovered in 1879, and the claim patented in ...
The breccia pipe mineral deposits range from 1000 to 1800 feet deep and have a vertical extent of up to 600 feet. The pipes typically have a 200-to-400-foot (61 to 122 m) diameter. A 1,000-to-1,600-foot-deep (300 to 490 m) shaft is usually required to access the deposits.
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.
Parts of Arizona located in the Sonoran Desert have warm daytime temperatures year round, while other parts of the state experience seasonal coldness regularly. The average daily temperatures of Yuma, which is located near Arizona's southwestern corner, range from 43 to 67 °F (6 to 19 °C) in January, and from 81 to 107 °F (27 to 42 °C) in July.
In Arizona, copper mining has been a major industry since the 19th century. In 2007, Arizona was the leading copper-producing state in the country, producing 750 thousand metric tons of copper, valued at $5.54 billion. Arizona's copper production was 60% of the total for the United States. Copper mining also produces gold and silver as ...