- accretionary margin
- аккреционная окраина
English-Russian mining dictionary. В.П. Манышев.
English-Russian mining dictionary. В.П. Манышев.
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
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
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
Columbia (supercontinent) — Columbia, also known as Nuna and Hudsonland, was one of Earth s oldest supercontinents. It was first proposed by J.J.W. Rogers and M. Santosh (2002)[1] and is thought to have existed approximately 1.8 to 1.5 billion years (Ga) ago in the… … Wikipedia
Trans-Hudson orogeny — [ North American craton, also called Laurentia.] [ Wyoming, Superior and Hearne cratons] The Trans Hudson orogeny, Trans Hudsonian orogeny, Trans Hudson orogen (THO), or Trans Hudson Orogen Transect (THOT), (also referred to as the Trans… … Wikipedia
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
Precambrian time — Interval of geologic time from с 3. 8 billion years ago, the age of the oldest known rocks, to 544 million years ago, the beginning of the Cambrian Period. This interval represents more than 80% of the geologic record and thus provides important… … Universalium
Cold seep — Marine habitats Tube worms are among the dominant species in one of four cold seep community types in the Gulf of Mexico. Littoral zone … 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
Ophiolite — Ordovician ophiolite in Gros Morne National Park, Newfoundland. An ophiolite ( / … Wikipedia
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