trachybasalt

ALASKA VOLCANO OBSERVATORY GLOSSARY
An extrusive rock intermediate in composition between trachyte and basalt.

Glossary of volcanic terms. - University of Wisconsin Oshkosh. . 2001.

Look at other dictionaries:

  • trachybasalt — /tray kee beuh sawlt , bas awlt, bay sawlt, trak ee /, n. a fine grained volcanic rock containing sanidine and calcic plagioclase. [1885 90; TRACHY + BASALT] * * * …   Universalium

  • trachybasalt — trachy·basalt …   English syllables

  • trachybasalt — “+ noun Etymology: German, from trachy + basalt : a rock that is intermediate in composition between trachyte and basalt and that contains both orthoclase and basic plagioclase * * * /tray kee beuh sawlt , bas awlt, bay sawlt, trak ee /, n. a… …   Useful english dictionary

  • TAS classification — The TAS classification can be used to assign names to many common types of volcanic rocks based upon the relationships between the combined alkali content and the silica content. These chemical parameters are useful, because the relative… …   Wikipedia

  • TAS-Diagramm — Das TAS Diagramm (TAS= Total Alkali vs. Silica) nach Mike le Bas dient zur Klassifikation von Vulkaniten (Ergussgesteinen) anhand der chemischen Zusammensetzung des Gesamtgesteins. Es werden die Gehalte in Gewichtsprozent an Na2O + K2O in Y… …   Deutsch Wikipedia

  • Traquibasalto — Hawaiita. El traquibasalto o traqui basalto es una roca volcánica que presenta una composición intermedia entre traquita y basalto. Los minerales contenidos en el traquibasalto incluyen feldespato alcalino, plagioclasa cálcica …   Wikipedia Español

  • Madeira — This article is about the archipelago. For other uses, see Madeira (disambiguation). Coordinates: 32°39′4″N 16°54′35″W / 32.65111°N 16.90972°W / …   Wikipedia

  • Lava — flow redirects here. For the programming anti pattern, see Lava flow (programming). For other uses, see Lava (disambiguation) …   Wikipedia

  • Basalt — For the World War II raid, see Operation Basalt. For the cities, see Basalt, Colorado and Basalt, Idaho. Basalt Igneous Rock Composition …   Wikipedia

  • Armalcolite — is a mineral that was discovered at Tranquility Base on the Moon by the Apollo 11 crew in 1969. It was named for Armstrong, Aldrin and Collins, the three Apollo 11 astronauts. Examples of this mineral were later discovered in various locations on …   Wikipedia

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