Petrified+Forest+National+Park

=How Petrified Wood is made=
 * In 1906 selected areas were set aside as Petrified Forest National Monument.
 * In 1932, 2,500 acres more of the Painted Desert were added.
 * In 1962 It became Petrified Forest National Park.
 * In 1970, 50,000 acres were added.
 * There is no collecting or giving out of samples permitted.
 * Located in North East Arizona.
 * The park is 93,532.57 acres large.
 * This park features one of world's largest concentrations of petrified wood.
 * 12 short tons (11,000 kg) of the fossil wood is stolen from the Petrified Forest every year.


 * Trees died or were knocked over.
 * Rivers carried the trees into the lowlands.
 * Some trees were buried in the stream channels.
 * Most of the trees decomposed and disappeared.
 * A few trees were petrified.
 * This process requires very specific chemical changes to happen.
 * Because so very few logs make it through petrifying huge logs are very rare.

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