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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.
Petrified wood is used in several ways. Slabs of petrified wood can be crafted into tabletops, or the slabs themselves are sometimes displayed in a decorative fashion. Also, larger pieces of the wood have been carved into sinks and basins. Other large pieces can also be crafted into chairs and stools.
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.
Polished slab of orthocerid (straight-shelled) nautiloid cephalopod fossils from Morocco. Mining for fossils in Morocco is a labor-intense and delicate process since fossils, intended to be sold as scientific curiosities, or in cases even as natural works of art, have to be retrieved from the ground undamaged.
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.
Petrified wood was discovered in the region in the early 1930s, which led to creation of the state park as a national historic preserve. [2] Over 50 species are found petrified at the site, including ginkgo, sweetgum, redwood, Douglas-fir, walnut, spruce, elm, maple, horse chestnut, cottonwood, magnolia, madrone, sassafras, yew, and witch hazel.