An oceanic core complex, or megamullion, is a seabed geologic feature that forms a long ridge perpendicular to a mid-ocean ridge. It contains smooth domes...
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Godzilla Megamullion (category Oceanic ridges)
romanized: Gojira megamurion) is an undersea Japanese megamullion, or oceanic core complex, 600 kilometres (370 mi) south-east of the island of Okinotorishima...
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collaboration among the Earth sciences. Scientific ocean drilling began in 1961 with the first sample of oceanic crust recovered aboard the CUSS 1, a modified...
20 KB (1,869 words) - 10:44, 23 June 2025
Atlantis Massif (category Geology of the Atlantic Ocean)
an exposed ultramafic oceanic core complex. An expedition to the area in 1996 made an important advance in the study of the ocean floor. It found that...
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metamorphic core complex. This could be the largest metamorphic core complex in the Solar System. Northern Snake Range metamorphic core complex Oceanic core complex...
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Exhumed mantle (section Oceanic core complexes)
settings, either during seafloor spreading during the formation of oceanic core complexes, or during the rifting apart of continental crust during break-up...
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(Mid-Atlantic Ridge, 30°N): Implications for the evolution of an ultramafic oceanic core complex". Marine Geophysical Researches. 23 (5): 443–469. Bibcode:2002MarGR...
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Lost City Hydrothermal Field (category Volcanism of the Atlantic Ocean)
significantly different. The Atlantis Massif is described as an ultramafic oceanic core complex of the Mid-Atlantic Ridge, with upper mantle rock being exposed to...
34 KB (3,782 words) - 01:34, 11 October 2024
Detachment fault (section Oceanic detachment faults)
These detachment faults are associated with the development of oceanic core complex structures. Continental detachment faults are also called décollements...
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Ridge (MAR). It lies just to the north of the Kane Megamullion, an oceanic core complex that forms the footwall of a long-lived low-angle detachment fault...
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with possible emplacement of metamorphic core complexes in continental rift zones but oceanic core complexes in spreading ridges. This leads to a kind...
22 KB (2,533 words) - 12:20, 10 June 2025
crust can form an integral part of metamorphic core complexes, which are found on both continental and oceanic crust. The term "tilted block faulting" is...
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from the original on 2 February 2016, retrieved 1 February 2016 Oceanic core complexes along the Parece Vela Rift (PDF), archived from the original (PDF)...
27 KB (3,081 words) - 13:35, 25 March 2025
Grindlay N.R.; Perfit M.R.; Mann P.; Leroy S.; de Lépinay B.M. (2011). "Oceanic core complex development at the ultraslow spreading Mid-Cayman Spreading Center"...
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research on seamount morphology and origin, the geodynamics of oceanic core complexes, and ultra-slow rates in seafloor spreading. He served from 1984...
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where the crust is particularly thin due to the formation of an oceanic core complex. Expedition 360 completed 790 meters of drilling and IODP plans to...
20 KB (2,131 words) - 04:54, 12 July 2025
Oceanic crust is the uppermost layer of the oceanic portion of the tectonic plates. It is composed of the upper oceanic crust, with pillow lavas and a...
15 KB (1,856 words) - 15:40, 29 June 2025
year. Von Damm is of particular interest due to its location atop an ocean core complex associated with the Mid-Cayman spreading center. This exposes potential...
13 KB (1,477 words) - 21:15, 23 May 2025
Earth's inner core is the innermost geologic layer of the planet Earth. It is primarily a solid ball with a radius of about 1,230 km (760 mi), which is...
61 KB (7,219 words) - 16:30, 22 July 2025
Loki's Castle (category Volcanoes of the Atlantic Ocean)
Ridge (previously the Arctic Mid-Ocean Ridge), where the Mohns and Knipovich ridges converge. Ocean core complexes are found to the northwest. The field...
16 KB (1,689 words) - 23:54, 6 June 2025
megamullions or oceanic core complexes measure 25 km (16 mi) along-axis and 10–15 km (6.2–9.3 mi) across. When found along other mid-ocean ridges such structures...
12 KB (1,342 words) - 14:08, 13 December 2024
The Atlantic Ocean is the second largest of the world's five oceanic divisions, with an area of about 85,133,000 km2 (32,870,000 sq mi). It covers approximately...
110 KB (12,032 words) - 20:12, 20 July 2025
Barbara. "Ultra Slow Spreading Ridges and Oceanic Core Complexes: Big Mountains and Bigger Faults". National Oceanic and Atmospheric Administration. Retrieved...
13 KB (1,445 words) - 04:20, 12 November 2024
Subduction (redirect from Arc-trench complex)
begins to plunge downwards is marked by an oceanic trench. Oceanic trenches are the deepest parts of the ocean floor. Beyond the trench is the forearc portion...
67 KB (8,302 words) - 19:48, 25 June 2025
Outline of oceanography (section Oceanic ridges)
and topographic elements. Oceanic core complex – A seabed geologic feature that forms a long ridge perpendicular to a mid-ocean ridge Overlapping spreading...
226 KB (32,627 words) - 03:02, 13 July 2025
Mantle plume (section The lower mantle and the core)
in the oceanic slab (the water-soluble elements are added to the crust in island arc volcanoes). Seismic tomography shows that subducted oceanic slabs...
49 KB (6,036 words) - 14:30, 9 June 2025
White Star Line (redirect from Oceanic Steam Navigation Company)
Liverpool and New York with six nearly identical ships, known as the Oceanic class: Oceanic, Atlantic, Baltic and Republic, followed by the slightly larger...
108 KB (15,392 words) - 11:35, 20 July 2025
The National Oceanic and Atmospheric Administration (NOAA /ˈnoʊ.ə/ NOH-ə) is an American scientific and regulatory agency charged with forecasting weather...
51 KB (5,025 words) - 16:00, 7 July 2025
global oceanic circulation, as well as the global climate. The bathymetry of the Drake Passage plays an important role in the global mixing of oceanic water...
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NOAAS Okeanos Explorer (category Ships of the National Oceanic and Atmospheric Administration)
and the adjacent Cayman Trough. The exploration focused on the oceanic core complexes that appear to dominate construction of the rift valley walls along...
30 KB (3,236 words) - 03:38, 26 April 2025