A continental margin is the outer edge of continental crust abutting oceanic crust under coastal waters. It is one of the three major zones of the ocean...
8 KB (949 words) - 07:59, 15 February 2024
continental margin, between the continental shelf and the abyssal plain, comprises a steep continental slope, surrounded by the flatter continental rise...
23 KB (2,598 words) - 22:47, 10 September 2024
A passive margin is the transition between oceanic and continental lithosphere that is not an active plate margin. A passive margin forms by sedimentation...
24 KB (2,909 words) - 11:08, 18 April 2024
margin in Wiktionary, the free dictionary. Margin may refer to: Margin (typography), the white space that surrounds the content of a page Continental...
2 KB (238 words) - 20:11, 23 June 2024
intervening between the continental margin and the subduction zone is progressively swallowed until the continental margin arrives at the subduction...
13 KB (1,637 words) - 23:17, 2 June 2024
Territorial waters (section Continental shelf)
convention defines "continental shelf" of coastal countries. A state's continental shelf extends to the outer edge of the continental margin but at least 200...
39 KB (4,864 words) - 05:58, 25 August 2024
Baltica (section Northern margin)
Orogeny the northern margin became an active margin and Baltica expanded northward with the accretion of a series of continental blocks: the Timan-Pechora...
23 KB (2,451 words) - 14:40, 18 October 2023
nonetheless: subduction initiation, thrusting of the ophiolite over a continental margin or an overriding plate at a subduction zone, and contact with air...
32 KB (3,876 words) - 01:55, 27 March 2024
continental slope and the abyssal plain. It is a major part of the continental margin, covering around 10% of the ocean floor. This geologic structure results...
4 KB (431 words) - 11:43, 27 July 2024
Nazca Ridge (section Continental margin interaction)
tectonic erosion margin. There is no accretionary wedge forming in the trench, and what sediment is found there is from continental sources, based on...
17 KB (2,074 words) - 11:25, 29 July 2024
A continental arc is a type of volcanic arc occurring as an "arc-shape" topographic high region along a continental margin. The continental arc is formed...
14 KB (1,517 words) - 09:41, 22 December 2023
when a group of active volcanic islands approached a pre-existing continental margin and coastline of North America. These volcanic islands, known as the...
28 KB (2,065 words) - 15:58, 11 April 2024
development of new convergent plate boundaries and continental-margin arc magmatism along its margins that helped drive up global temperatures. Laurentia...
86 KB (9,076 words) - 17:21, 17 September 2024
Orogeny (section Continental rifting)
subduction continues, island arcs, continental fragments, and oceanic material may gradually accrete onto the continental margin. This is one of the main mechanisms...
38 KB (4,243 words) - 21:59, 13 August 2024
models: Passive continental margin model Crystalline axis model Accreted terrane model Carboniferous-extension model This model is a single margin model. Here...
28 KB (3,197 words) - 17:37, 25 October 2023
Eurasian oceanic crust and continental crust of the Australian plate. This is a unique convergent margin where a thick continental margin is forced under thinner...
31 KB (2,653 words) - 06:48, 4 August 2024
more dendritic and more closely spaced on active than on passive continental margins. The walls are generally very steep and can be near vertical. The...
12 KB (1,508 words) - 03:40, 4 July 2024
It is also referred to as a maritime continental margin and, in colloquial usage, may include the continental shelf. The term does not include either...
87 KB (6,232 words) - 14:33, 12 September 2024
passive margin in which there was no tectonic activity. Shallow marine deposits formed on the continental shelves, and oceanic crust formed on the margins of...
13 KB (1,460 words) - 13:59, 6 April 2024
modern-day Brazil lined up with eastern North America, forming a continental margin that extended into the southern edge of Scandinavia. Columbia was...
17 KB (1,917 words) - 17:00, 16 September 2024
Ordovician period. Sacabambaspis lived in shallow waters on the continental margins of Gondwana. It is the best known arandaspid with many specimens...
9 KB (918 words) - 01:26, 29 August 2024
south of or near the Equator together with the remaining western continental margin of India, when India separated first from Madagascar in the Mid-Cretaceous...
9 KB (952 words) - 21:10, 28 July 2024
Island (redirect from Continental island)
distinct from a continent, completely surrounded by water. There are continental islands, which were formed by being split from a continent by plate tectonics...
51 KB (5,621 words) - 14:46, 22 August 2024
formed on oceanic crust are likely to be destroyed by subduction. Continental margins formed when new ocean basins like the Atlantic are created as continents...
47 KB (4,615 words) - 13:14, 17 September 2024
tectonic formation located off the coast of the western California continental margin during the late to mid Cenozoic era, around 50 miles southeast of...
9 KB (1,176 words) - 10:54, 29 November 2023
Puget Sound, following the edge of a relict continental margin just as the Tofino Fault follows the present margin. More recent interpretations of marine seismic...
19 KB (2,176 words) - 00:51, 9 June 2024
the short life of oceanic crust. Because continental crust is less dense than oceanic crust, when active margins of the two meet in subduction zones, the...
17 KB (2,006 words) - 16:19, 13 September 2024
Panthalassa (section Eastern margin)
completely disappeared because of the continuous subduction along the continental margins on its circumference. Panthalassa is also referred to as the Paleo-Pacific...
22 KB (2,393 words) - 00:32, 30 March 2024
Rift (redirect from Continental rifting)
wide. Contrary to what was previously thought, elevated passive continental margins (EPCM) such as the Brazilian Highlands, the Scandinavian Mountains...
22 KB (2,531 words) - 20:22, 28 August 2024
the northern Cantabrian continental margin about 12,000 years ago. The Le Danois Bank represents part of the continental margin that have been uplifted...
75 KB (9,332 words) - 09:49, 26 June 2024