tectonic wedge

См. также в других словарях:

• Accretionary wedge — An accretionary wedge is sedimentary rock material that is accreted onto the non subducting tectonic plate at a convergent plate boundary. This mass will then form an accretionary wedge. The material in the accretionary wedge usually consists of… …   Wikipedia

• Mantle wedge — A mantle wedge is a zone of mantle, triangular in cross–section, that lies between subducting and overriding tectonic plates. Flow inside the wedge is aligned with plate motions. Flux melting of material within wedge due to the release of… …   Wikipedia

• accretionary wedge — noun The accumulation of surface sediment formed between a subducting oceanic crustal plate and a continental tectonic plate, as it is scraped from off the top of the oceanic crustal plate …   Wiktionary

• Franciscan Assemblage — The Franciscan Assemblage is a geological term for an accreted terrane of heterogeneous rocks found on and near the San Francisco Peninsula. It was named by geologist Andrew Lawson who also named the San Andreas Fault which bounds the Franciscan… …   Wikipedia

• Тектонический клин — Для улучшения этой статьи желательно?: Проставить интервики в рамках проекта Интервики. Добавить иллюстрации. Дополнить статью (статья слишком короткая либо содержит лишь словарное определени …   Википедия

• Superior craton — in the west. The western margin extends from northern Minnesota through eastern Manitoba to northwestern Ontario.The formation of the Superior craton is best explained within the context of 2.72 2.68 Ga accretion of small continental plates and… …   Wikipedia

• Critical taper — In mechanics and geodynamics, a critical taper is the equilibrium angle made by the far end of a wedge shaped agglomeration of material that is being pushed by the near end. The angle of the critical taper is a function of the material properties …   Wikipedia

• Asia — /ay zheuh, ay sheuh/, n. a continent bounded by Europe and the Arctic, Pacific, and Indian oceans. 2,896,700,000; ab. 16,000,000 sq. mi. (41,440,000 sq. km). * * * I Largest continent on Earth. It is bounded by the Arctic Ocean, the Pacific Ocean …   Universalium

• mountain — mountainless, adj. /mown tn/, n. 1. a natural elevation of the earth s surface rising more or less abruptly to a summit, and attaining an altitude greater than that of a hill, usually greater than 2000 ft. (610 m). 2. a large mass of something… …   Universalium

• plate tectonics — plate tectonic, adj. Geol. a theory of global tectonics in which the lithosphere is divided into a number of crustal plates, each of which moves on the plastic asthenosphere more or less independently to collide with, slide under, or move past… …   Universalium

• Foreland basin — basins, where accommodation space is generated by lithospheric extension. Types of Foreland BasinForeland basins can be divided into two categories: * Peripheral (Pro) foreland basins, which occur on the plate that is subducted or underthrust… …   Wikipedia