Wyoming bentonite

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• Bentonite — is an absorbent aluminium phyllosilicate generally impure clay consisting mostly of montmorillonite. There are a few types of bentonites and their names depend on the dominant elements, such as K, Na, Ca, and Al. As noted in several places in the …   Wikipedia

• Bentonite — La bentonite est une argile colloïdale dont le nom vient de Fort Benton dans le Wyoming aux États Unis. Connue aussi sous le terme de terre à foulon, elle peut être considérée comme une smectite, étant essentiellement constituée de… …   Wikipédia en Français

• Wyoming — Wyomingite /wuy oh ming uyt /, n. /wuy oh ming/, n. 1. a state in the NW United States. 470,816; 97,914 sq. mi. (253,595 sq. km). Cap.: Cheyenne. Abbr.: WY (for use with zip code), Wyo., Wy. 2. a city in W Michigan, near Grand Rapids. 59,616. * * …   Universalium

• bentonite — bentonitic /ben tn it ik/, adj. /ben tn uyt /, n. Mineral. a clay formed by the decomposition of volcanic ash, having the ability to absorb large quantities of water and to expand to several times its normal volume. [1895 1900; named after Fort… …   Universalium

• Geology of the Grand Teton area — The geology of the Grand Teton area consists of some of the oldest rocks and one of the youngest mountain ranges in North America. The Teton Range, mostly located in Grand Teton National Park, started to grow some 9 million years ago. An older… …   Wikipedia

• Dakota, Minnesota and Eastern Railroad — DME 4004 and 4000 at Davis Junction, Illinois Reporting m …   Wikipedia

• Géologie de la région de Grand Teton — Vue en perspective de la région. La géologie de la région de Grand Teton se caractérise par des roches faisant partie des plus vieilles de la planète, alors que les montagnes font partie des plus récentes d Amérique du Nord. Le massif montagneux… …   Wikipédia en Français

• Liste Dinosaurier führender Gesteinsformationen — Diese Liste Dinosaurier führender Gesteinsformationen erhebt keinen Anspruch auf Vollständigkeit. Inhaltsverzeichnis 1 Fundstellen fossiler Dinosaurier 2 Nestfundstellen 3 Fundstellen von Dinosaurierfährten …   Deutsch Wikipedia

• Casper — /kas peuhr/, n. 1. a city in central Wyoming. 51,016. 2. a male given name. * * * City (pop., 2000: 49,644), east central Wyoming, U.S., on the North Platte River. Founded in 1888, it was located on the Oregon Trail and the Pony Express route.… …   Universalium

• Morrison Formation — Stratigraphic range: Late Jurassic The distinctive banding of the Morrison Formation, a group of rock layers that occur throughout Dinosaur National Monument and the source of fossils like those found at the Dinosaur Quarry …   Wikipedia

• Cody Shale — Stratigraphic range: Late Cretaceous Type Sedimentary Sub units see text Underlies Mesaverde Formation Overlies Frontier Formation …   Wikipedia