rift trough

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• Trough (geology) — In geology, a trough generally refers to a linear structural depression that extends laterally over a distance, while being less steep than a trench. A trough can be a narrow basin or a geologic rift. There are various oceanic troughs, troughs… …   Wikipedia

• rift valley — Geol. 1. graben. 2. a subsea chasm extending along the crest of a mid ocean ridge, locus of the magma upwellings that accompany seafloor spreading. [1890 95] * * * Elongated trough formed by the subsidence of a segment of the Earth s crust… …   Universalium

• rift valley —    A valley that has developed along a long, narrow continental trough that has down dropped and is bounded by normal faults; a graben of regional size. It marks part of a zone along which the entire thickness of the lithosphere has ruptured… …   Glossary of landform and geologic terms

• Nankai Trough — The Nankai Trough 南海トラフ (Nankai Torafu?) is a submarine trough located south of Japan s island of Honshū, extending approximately 900 km offshore. In plate tectonics, the Nankai Trough marks a subduction zone that is caused by subduction of… …   Wikipedia

• Mariana Trough —   The Mariana Trough lies in the southern part of the IBM arc system in the Western Pacific. Guam and The Northern Mariana Islands mark its eastern limit. The Mariana Trough i …   Wikipedia

• Great Rift Valley — The Great Rift Valley is a name given in the late 19th century by English explorer John Walter Gregory to the continuous geographic trough, approximately convert|6000|km|mi| 2|lk=on in length, that runs from northern Syria in Southwest Asia to… …   Wikipedia

• tectonic basins and rift valleys — ▪ landform Introduction       landforms characterized by relatively steep, mountainous sides and flat floors. The steep sides are created by displacement on faults such that the valley floor moves down relative to the surrounding margins, or,… …   Universalium

• Zambia — Zambian, adj., n. /zam bee euh/, n. a republic in S Africa: formerly a British protectorate and part of the Federation of Rhodesia and Nyasaland; gained independence 1964; a member of the Commonwealth of Nations. 9,349,975; 288,130 sq. mi.… …   Universalium

• рифтовая долина — — [http://slovarionline.ru/anglo russkiy slovar neftegazovoy promyishlennosti/] Тематики нефтегазовая промышленность EN rift troughrift valley …   Справочник технического переводчика

• GEOGRAPHICAL SURVEY — Names The name Ereẓ Israel (the Land of Israel) designates the land which, according to the Bible was promised as an inheritance to the Israelite tribes. In the course of time it came to be regarded first by the Jews and then also by the… …   Encyclopedia of Judaism

• Red Sea — an arm of the Indian Ocean, extending NW between Africa and Arabia: connected to the Mediterranean by the Suez Canal. 1450 mi. (2335 km) long; 170,000 sq. mi. (440,300 sq. km); greatest depth, 7254 ft. (2211 m). * * * Narrow inland sea between… …   Universalium