Petrified wood (from Ancient Greek πέτρα meaning 'rock' or 'stone'; literally 'wood turned into stone'), is the name given to a special type of fossilized...

Apache counties in northeastern Arizona. Named for its large deposits of petrified wood, the park covers about 346 square miles (900 square kilometers), encompassing...

spaces with minerals. Petrified wood typifies this process, but all organisms, from bacteria to vertebrates, can become petrified (although harder, more...

found). Fossil wood may or may not be petrified, in which case it is known as petrified wood or petrified tree. The study of fossil wood is sometimes called...

National Park Service designated the Ginkgo Petrified Forest as a National Natural Landmark. Petrified wood was named the Washington state gem by the state...

imprints of animals or microbes, objects preserved in amber, hair, petrified wood and DNA remnants. The totality of fossils is known as the fossil record...

The Lesvos Petrified Forest is a petrified wood forest on the island of Lesbos, Greece. The forest was formed from the fossilized remains of plants and...

Fayoum, Petrified wood protectorate in New-Cairo Area/ Cairo-Suez desert road & entire Western Desert of Egypt is covered in Petrified wood. This is...

Palmoxylon (petrified palmwood) is an extinct genus of palm named from petrified wood found around the world. This genus is known in the fossil record...

woods Log building Log cabin Log house Mineral bonded wood wool board Mjøstårnet Natural building Parquetry Pallet crafts Pellet fuel Petrified wood Pine...

fossilized as agate. The varied colors of the petrified wood are due to different minerals absorbed during petrification. Iron oxides contribute to the orange...

large petrified logs have been discovered on the Cherokee Ranch property; the castle on the ranch site includes more than 4,000 pieces of petrified wood in...

An example of this process is the replacement of wood by silica (quartz or opal) to form petrified wood in which the substitution may be so perfect as to...

the state dinosaur is Sonorasaurus thompsoni yet the state fossil is petrified wood. The two first states to designate a state fossil were Nebraska and...

2018. Retrieved January 13, 2018. Note: Sites are mentioned under the "Petrified-wood facts" column, which cites the Washington State Department of Natural...

where the wood has been completely replaced by opal. Other names for this opalized sheen-like wood are opalized wood and opalized petrified wood. It is often...

museums, both built entirely of petrified wood. The larger of the two is circular has a petrified grass floor along with petrified logs. Dinosaur claws, bird...

Native American groups quarried petrified wood and other materials for stone tool creation. Although petrified wood is not as desirable as obsidian for...

precipitate or a diagenetic replacement, as in petrified wood. Chert is typically composed of the petrified remains of siliceous ooze, the biogenic sediment...

acres) Petrified Forest National Park. There, these trunks are locally so abundant that they have been used as building materials. The petrified wood of this...

dinosaur bones are permineralized. Petrified wood: Permineralization is the first step in petrification. In petrification, the cellulose cell walls are completely...

that the Ark was "not uniformly petrified.": 113  Hagopian, however, believed the entire structure was "absolutely petrified," and that "Almighty God would...

The Chemnitz petrified forest is a petrified forest in Chemnitz, Germany, that is part of the Early Permian Leukersdorf Formation. Most of the trunks...

Petrified wood (1976)...

Turritella gastropods with elongated spiral shells. Similarly, coral, petrified wood, porous rocks and other organic remains can also form agate. Coldwater...

multicolored part of the Chinle that is exposed in Petrified Forest National Park and the Painted Desert. Petrified wood is, of course, also common in this member...

been reclassified as everything from true birds to crocodilians to petrified wood. The list contains 1764 names, of which approximately 1328 are considered...

Chrysoprase Dendritic agate Moss agate Fire agate (iridescent var.) Jasper Petrified wood Sard Citrine (var.) Druzy (var.) Flint (var.) Herkimer diamond (var...

(trade mark Plexiglass, metaplex). Ammolite List of types of amber Petrified wood Pearl Poly(methyl methacrylate) Precious coral Grimaldi, D. (2009)....

book Micrographia Robert Hooke compares petrified wood to wood, concludes that petrified wood formed from wood soaked in mineral-rich water, and argues...