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A region of raised rock debris which forms between the subduction zone and any associated volcano or volcanic chain.
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forearc
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Forearc — A forearc is a depression in the sea floor located between a subduction zone and an associated volcanic arc. It is typically filled with sediments from the adjacent landmass and the island arc in addition to trapped oceanic crustal material. The… … Wikipedia
Forearc-Becken — Vulkanismus an einer Subduktionszone Backarc Becken (engl. Back arc basin) und Forearc Becken (engl. Fore arc basin) sind Seebecken, die bei der Subduktion einer ozeanischen Platte unter eine andere ozeanische Platte entstehen können. Dort wo die … Deutsch Wikipedia
Oceanic trench — Oceanic crust is formed at an oceanic ridge, while the lithosphere is subducted back into the asthenosphere at trenches. The oceanic trenches are hemispheric scale long but narrow topographic depressions of the sea floor. They are also the… … Wikipedia
Izu-Bonin-Mariana Arc — The Izu Bonin Mariana (IBM) arc system is an outstanding example of a plate tectonic convergent boundary. IBM extends over 2800 km south from near Tokyo, Japan, to beyond Guam, and includes the Izu Islands. Bonin Islands, and Mariana Islands;… … Wikipedia
Oregon Coast Range — This article is about the range in Oregon. For the larger grouping also known as the Coast Ranges, see Pacific Coast Ranges. Oregon Coast Range Coast Range Range … Wikipedia
Marianenrinne — Der Marianengraben im Pazifik Der Marianengraben, auch als Marianenrinne bezeichnet, ist eine Tiefseerinne (Tiefseegraben) im westlichen Pazifischen Ozean, die mit bis zu 11.034 m als tiefste Stelle des Weltmeeres gilt. Inhaltsverzeichnis … Deutsch Wikipedia
Nankai Trough gas hydrate site — Nankai Methane Hydrate Site (or Japanese Methane Hydrate R D Program at Nankai, Nankai Trough Methane Hydrate Site) is located in the Nankai Trough, Japan. Contents 1 Site highlights 2 Introduction to the area 3 General physical and geological… … Wikipedia
Olympic-Wallowa Lineament — Location of the Olympic Wallowa Lineament. Is the OWL an optical illusion? The Olympic Wallowa lineament (OWL) – first reported by cartographer Erwin Raisz in 1945 [1] on a relief map of the continental United States – is a physiographic feature… … Wikipedia
Raised beach — Definition A raised beach or a marine terrace is an emergent coastal landform. Raised beaches and marine terraces are beaches or wave cut platforms raised above the shore line by a relative fall in the sea level. Around the world, the combination … Wikipedia
Volcanogenic massive sulfide ore deposit — Volcanogentic massive sulfide ore deposit at Kidd Mine, Timmins, Ontario, Canada, formed 2.4 billion years ago on an ancient seafloor. Volcanogenic massive sulfide ore deposits (VMS ) are a type of metal sulfide ore deposit, mainly Cu Zn Pb which … Wikipedia
