Petrified wood

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101	PDF Document Add to Reading List Source URL: nature.nps.gov Language: English - Date: 2006-06-08 12:48:15 Arizona Paleobotany Petrified Forest National Park Petrified wood Fossil wood Florissant Fossil Beds National Monument Araucarioxylon arizonicum Agate Fossil Beds National Monument National Park Service Paleontology Fossils Biology
102	PDF Document Add to Reading List Source URL: petrifiedwoodmuseum.org Language: English - Date: 2012-12-20 21:48:05 Matter Petrifaction Permineralization Opal Petrified wood Fossil wood Silicon dioxide Quartz Fossil Fossils Biology Geology
103	PDF Document Add to Reading List Source URL: azsos.gov Language: English - Date: 2009-10-21 15:05:04 Botany Cactus Wren Petrified wood Southwestern United States Saguaro U.S. state reptiles Index of Arizona-related articles Western United States Arizona Biology