Logo
Unionpedia
Communication
Get it on Google Play
New! Download Unionpedia on your Android™ device!
Install
Faster access than browser!
 

Rift

Index Rift

In geology, a rift is a linear zone where the lithosphere is being pulled apart and is an example of extensional tectonics. [1]

82 relations: Alaska, Alkali basalt, American Geophysical Union, Antarctica, Arabian-Nubian Shield, Asthenosphere, Asunción Rift, Aulacogen, Baikal Rift Zone, Basin and Range Province, Bimodal volcanism, Brazilian Highlands, British Columbia, Central Lowlands, Cretaceous, Divergent boundary, East African Rift, Elsevier, European Cenozoic Rift System, Evaporite, Extensional tectonics, Fault (geology), Fundy Basin, Geological Society of London, Geology, Geology of the North Sea, Giant oil and gas fields, Gondwana Research, Graben, Greece, Gulf of California, Gulf of Corinth, Gulf of Suez Rift, Half-graben, Hotspot (geology), Hydrocarbon, Isostasy, Lake Baikal, Lithosphere, Lithospheric flexure, Magmatism, Marine and Petroleum Geology, Mid-ocean ridge, Midcontinent Rift System, Mississippi embayment, Mohorovičić discontinuity, Mudstone, New Madrid Seismic Zone, New Zealand, North America, ..., North Island, Northern Cordilleran Volcanic Province, Norway, Oceanic crust, Oslo Graben, Ottawa-Bonnechere Graben, Permian, Petroleum reservoir, Philosophical Transactions of the Royal Society A, Plate tectonics, Precambrian, Red Sea Rift, Rift lake, Rift valley, Rift zone, Rio Grande rift, Royal Society, Sedimentary exhalative deposits, Shear zone, Source rock, Taupo Volcanic Zone, Triassic, Triple junction, Upper Rhine, Upper Rhine Plain, Volcanic rock, Volcanism, West and Central African Rift System, West Antarctic Rift, Western Ghats, Yukon, 1,000,000,000. Expand index (32 more) »

Alaska

Alaska (Alax̂sxax̂) is a U.S. state located in the northwest extremity of North America.

New!!: Rift and Alaska · See more »

Alkali basalt

Alkali basalt or alkali olivine basalt is a fine-grained, dark-coloured, volcanic rock characterized by phenocrysts of olivine, titanium-rich augite, plagioclase feldspar and iron oxides.

New!!: Rift and Alkali basalt · See more »

American Geophysical Union

The American Geophysical Union (AGU) is a 501(c)(3) nonprofit organization of geophysicists, consisting of over 62,000 members from 144 countries.

New!!: Rift and American Geophysical Union · See more »

Antarctica

Antarctica is Earth's southernmost continent.

New!!: Rift and Antarctica · See more »

Arabian-Nubian Shield

The Arabian-Nubian Shield (ANS) is an exposure of Precambrian crystalline rocks on the flanks of the Red Sea.

New!!: Rift and Arabian-Nubian Shield · See more »

Asthenosphere

The asthenosphere (from Greek ἀσθενής asthenḗs 'weak' + "sphere") is the highly viscous, mechanically weak and ductilely deforming region of the upper mantle of the Earth.

New!!: Rift and Asthenosphere · See more »

Asunción Rift

The Asunción Rift is a composite graben and rift in eastern Paraguay.

New!!: Rift and Asunción Rift · See more »

Aulacogen

An aulacogen is a failed arm of a triple junction.

New!!: Rift and Aulacogen · See more »

Baikal Rift Zone

The Baikal Rift Zone is a series of continental rifts centered beneath Lake Baikal in southeastern Russia.

New!!: Rift and Baikal Rift Zone · See more »

Basin and Range Province

The Basin and Range Province is a vast physiographic region covering much of the inland Western United States and northwestern Mexico.

New!!: Rift and Basin and Range Province · See more »

Bimodal volcanism

Bimodal volcanism refers to the eruption of both mafic and felsic lavas from a single volcanic centre with little or no lavas of intermediate composition.

New!!: Rift and Bimodal volcanism · See more »

Brazilian Highlands

The Brazilian Highlands or Brazilian Plateau (Planalto Brasileiro) are an extensive geographical region, covering most of the eastern, southern and central portions of Brazil, in all approximately half of the country's land area, or some 4,500,000 km² (1,930,511 sq mi).

New!!: Rift and Brazilian Highlands · See more »

British Columbia

British Columbia (BC; Colombie-Britannique) is the westernmost province of Canada, located between the Pacific Ocean and the Rocky Mountains.

New!!: Rift and British Columbia · See more »

Central Lowlands

The Central Lowlands or Midland Valley is a geologically defined area of relatively low-lying land in southern Scotland.

New!!: Rift and Central Lowlands · See more »

Cretaceous

The Cretaceous is a geologic period and system that spans 79 million years from the end of the Jurassic Period million years ago (mya) to the beginning of the Paleogene Period mya.

New!!: Rift and Cretaceous · See more »

Divergent boundary

In plate tectonics, a divergent boundary or divergent plate boundary (also known as a constructive boundary or an extensional boundary) is a linear feature that exists between two tectonic plates that are moving away from each other.

New!!: Rift and Divergent boundary · See more »

East African Rift

The East African Rift (EAR) is an active continental rift zone in East Africa.

New!!: Rift and East African Rift · See more »

Elsevier

Elsevier is an information and analytics company and one of the world's major providers of scientific, technical, and medical information.

New!!: Rift and Elsevier · See more »

European Cenozoic Rift System

The European Cenozoic Rift System (ECRIS) is an 1100 km long system of rifts formed in the foreland of the Alps as the lithosphere responded to the effects of the Alpine and Pyrenean orogenies.

New!!: Rift and European Cenozoic Rift System · See more »

Evaporite

Evaporite is the term for a water-soluble mineral sediment that results from concentration and crystallization by evaporation from an aqueous solution.

New!!: Rift and Evaporite · See more »

Extensional tectonics

Extensional tectonics is concerned with the structures formed, and the tectonic processes associated with, the stretching of a planetary body's crust or lithosphere.

New!!: Rift and Extensional tectonics · See more »

Fault (geology)

In geology, a fault is a planar fracture or discontinuity in a volume of rock, across which there has been significant displacement as a result of rock-mass movement.

New!!: Rift and Fault (geology) · See more »

Fundy Basin

The Fundy Basin is a sediment-filled rift basin on the Atlantic coast of southeastern Canada.

New!!: Rift and Fundy Basin · See more »

Geological Society of London

The Geological Society of London, known commonly as the Geological Society, is a learned society based in the United Kingdom.

New!!: Rift and Geological Society of London · See more »

Geology

Geology (from the Ancient Greek γῆ, gē, i.e. "earth" and -λoγία, -logia, i.e. "study of, discourse") is an earth science concerned with the solid Earth, the rocks of which it is composed, and the processes by which they change over time.

New!!: Rift and Geology · See more »

Geology of the North Sea

The geology of the North Sea describes the geological features such as channels, trenches, and ridges today and the geological history, plate tectonics, and geological events that created them.

New!!: Rift and Geology of the North Sea · See more »

Giant oil and gas fields

The world's 932 giant oil and gas fields are considered those with of ultimately recoverable oil or gas equivalent.

New!!: Rift and Giant oil and gas fields · See more »

Gondwana Research

Gondwana Research is a peer-reviewed scientific journal with an "all earth science" scope and an emphasis on the origin and evolution of continents.

New!!: Rift and Gondwana Research · See more »

Graben

In geology, a graben is a depressed block of the Earth's crust bordered by parallel faults.

New!!: Rift and Graben · See more »

Greece

No description.

New!!: Rift and Greece · See more »

Gulf of California

The Gulf of California (also known as the Sea of Cortez, Sea of Cortés or Vermilion Sea; locally known in the Spanish language as Mar de Cortés or Mar Bermejo or Golfo de California) is a marginal sea of the Pacific Ocean that separates the Baja California Peninsula from the Mexican mainland.

New!!: Rift and Gulf of California · See more »

Gulf of Corinth

The Gulf of Corinth or the Corinthian Gulf (Κορινθιακός Kόλπος, Korinthiakόs Kόlpos) is a deep inlet of the Ionian Sea separating the Peloponnese from western mainland Greece.

New!!: Rift and Gulf of Corinth · See more »

Gulf of Suez Rift

The Gulf of Suez Rift is a continental rift zone that was active between the Late Oligocene (ca. 28 Ma) and the end of the Miocene (ca. 5 Ma).

New!!: Rift and Gulf of Suez Rift · See more »

Half-graben

A half-graben is a geological structure bounded by a fault along one side of its boundaries, unlike a full graben where a depressed block of land is bordered by parallel faults.

New!!: Rift and Half-graben · See more »

Hotspot (geology)

In geology, the places known as hotspots or hot spots are volcanic regions thought to be fed by underlying mantle that is anomalously hot compared with the surrounding mantle.

New!!: Rift and Hotspot (geology) · See more »

Hydrocarbon

In organic chemistry, a hydrocarbon is an organic compound consisting entirely of hydrogen and carbon.

New!!: Rift and Hydrocarbon · See more »

Isostasy

Isostasy (Greek ''ísos'' "equal", ''stásis'' "standstill") is the state of gravitational equilibrium between Earth's crust and mantle such that the crust "floats" at an elevation that depends on its thickness and density.

New!!: Rift and Isostasy · See more »

Lake Baikal

Lake Baikal (p; Байгал нуур, Baigal nuur; Байгал нуур, Baigal nuur, etymologically meaning, in Mongolian, "the Nature Lake") is a rift lake in Russia, located in southern Siberia, between Irkutsk Oblast to the northwest and the Buryat Republic to the southeast.

New!!: Rift and Lake Baikal · See more »

Lithosphere

A lithosphere (λίθος for "rocky", and σφαίρα for "sphere") is the rigid, outermost shell of a terrestrial-type planet, or natural satellite, that is defined by its rigid mechanical properties.

New!!: Rift and Lithosphere · See more »

Lithospheric flexure

The lithospheric flexure (also called regional isostasy) is the process by which the lithosphere (rigid outer layer of the Earth) bends under the action of forces such as the weight of a growing orogen or changes in ice thickness related to (de)glaciations.

New!!: Rift and Lithospheric flexure · See more »

Magmatism

Magmatism is the emplacement of magma within and at the surface of the outer layers of a terrestrial planet, which solidifies as igneous rocks.

New!!: Rift and Magmatism · See more »

Marine and Petroleum Geology

Marine and Petroleum Geology is a peer-reviewed scientific journal covering marine and petroleum geology.

New!!: Rift and Marine and Petroleum Geology · See more »

Mid-ocean ridge

A mid-ocean ridge (MOR) is an underwater mountain system formed by plate tectonics.

New!!: Rift and Mid-ocean ridge · See more »

Midcontinent Rift System

The Midcontinent Rift System (MRS) or Keweenawan Rift is a long geological rift in the center of the North American continent and south-central part of the North American plate.

New!!: Rift and Midcontinent Rift System · See more »

Mississippi embayment

The Mississippi Embayment is a physiographic feature in the south-central United States, part of the Mississippi Alluvial Plain.

New!!: Rift and Mississippi embayment · See more »

Mohorovičić discontinuity

The Mohorovičić discontinuity, usually referred to as the Moho, is the boundary between the Earth's crust and the mantle.

New!!: Rift and Mohorovičić discontinuity · See more »

Mudstone

Mudstone, a type of mudrock, is a fine-grained sedimentary rock whose original constituents were clays or muds.

New!!: Rift and Mudstone · See more »

New Madrid Seismic Zone

The New Madrid Seismic Zone, sometimes called the New Madrid Fault Line, is a major seismic zone and a prolific source of intraplate earthquakes (earthquakes within a tectonic plate) in the southern and midwestern United States, stretching to the southwest from New Madrid, Missouri.

New!!: Rift and New Madrid Seismic Zone · See more »

New Zealand

New Zealand (Aotearoa) is a sovereign island country in the southwestern Pacific Ocean.

New!!: Rift and New Zealand · See more »

North America

North America is a continent entirely within the Northern Hemisphere and almost all within the Western Hemisphere; it is also considered by some to be a northern subcontinent of the Americas.

New!!: Rift and North America · See more »

North Island

The North Island (Māori: Te Ika-a-Māui) is one of the two main islands of New Zealand, separated from the slightly larger but much less populous South Island by Cook Strait.

New!!: Rift and North Island · See more »

Northern Cordilleran Volcanic Province

The Northern Cordilleran Volcanic Province (NCVP), formerly known as the Stikine Volcanic Belt, is a geologic province defined by the occurrence of Miocene to Holocene volcanoes in the Pacific Northwest of North America.

New!!: Rift and Northern Cordilleran Volcanic Province · See more »

Norway

Norway (Norwegian: (Bokmål) or (Nynorsk); Norga), officially the Kingdom of Norway, is a unitary sovereign state whose territory comprises the western portion of the Scandinavian Peninsula plus the remote island of Jan Mayen and the archipelago of Svalbard.

New!!: Rift and Norway · See more »

Oceanic crust

Oceanic crust is the uppermost layer of the oceanic portion of a tectonic plate.

New!!: Rift and Oceanic crust · See more »

Oslo Graben

The Oslo Graben or Oslo Rift is a graben formed during a geologic rifting event in Permian time, the last phase of the Variscan orogeny.

New!!: Rift and Oslo Graben · See more »

Ottawa-Bonnechere Graben

The Ottawa-Bonnechere Graben (also known as the Ottawa Graben) is a seismically active structure that coincides with a wide topographic depression extending from near Montréal through Ottawa.

New!!: Rift and Ottawa-Bonnechere Graben · See more »

Permian

The Permian is a geologic period and system which spans 47 million years from the end of the Carboniferous Period million years ago (Mya), to the beginning of the Triassic period 251.902 Mya.

New!!: Rift and Permian · See more »

Petroleum reservoir

A petroleum reservoir or oil and gas reservoir is a subsurface pool of hydrocarbons contained in porous or fractured rock formations.

New!!: Rift and Petroleum reservoir · See more »

Philosophical Transactions of the Royal Society A

Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences is a fortnightly peer-reviewed scientific journal published by the Royal Society.

New!!: Rift and Philosophical Transactions of the Royal Society A · See more »

Plate tectonics

Plate tectonics (from the Late Latin tectonicus, from the τεκτονικός "pertaining to building") is a scientific theory describing the large-scale motion of seven large plates and the movements of a larger number of smaller plates of the Earth's lithosphere, since tectonic processes began on Earth between 3 and 3.5 billion years ago.

New!!: Rift and Plate tectonics · See more »

Precambrian

The Precambrian (or Pre-Cambrian, sometimes abbreviated pЄ, or Cryptozoic) is the earliest part of Earth's history, set before the current Phanerozoic Eon.

New!!: Rift and Precambrian · See more »

Red Sea Rift

The Red Sea Rift is a spreading center between two tectonic plates, the African Plate and the Arabian Plate.

New!!: Rift and Red Sea Rift · See more »

Rift lake

A rift lake is a lake formed as a result of subsidence related to movement on faults within a rift zone, an area of extensional tectonics in the continental crust.

New!!: Rift and Rift lake · See more »

Rift valley

A rift valley is a linear-shaped lowland between several highlands or mountain ranges created by the action of a geologic rift or fault.

New!!: Rift and Rift valley · See more »

Rift zone

A rift zone is a feature of some volcanoes, especially shield volcanoes, in which a linear series of cracks (or rifts) develops in a volcanic edifice, typically forming into two or three well-defined regions along the flanks of the vent.

New!!: Rift and Rift zone · See more »

Rio Grande rift

The Rio Grande Rift is a north-trending continental rift zone.

New!!: Rift and Rio Grande rift · See more »

Royal Society

The President, Council and Fellows of the Royal Society of London for Improving Natural Knowledge, commonly known as the Royal Society, is a learned society.

New!!: Rift and Royal Society · See more »

Sedimentary exhalative deposits

Sedimentary exhalative deposits (SedEx deposits) are ore deposits which are interpreted to have been formed by release of ore-bearing hydrothermal fluids into a water reservoir (usually the ocean), resulting in the precipitation of stratiform ore.

New!!: Rift and Sedimentary exhalative deposits · See more »

Shear zone

A shear zone is a very important structural discontinuity surface in the Earth's crust and upper mantle.

New!!: Rift and Shear zone · See more »

Source rock

In petroleum geology, source rock refers to rocks from which hydrocarbons have been generated or are capable of being generated.

New!!: Rift and Source rock · See more »

Taupo Volcanic Zone

The Taupo Volcanic Zone (TVZ) is a volcanic area in the North Island of New Zealand that has been active for the past two million years and is still highly active.

New!!: Rift and Taupo Volcanic Zone · See more »

Triassic

The Triassic is a geologic period and system which spans 50.6 million years from the end of the Permian Period 251.9 million years ago (Mya), to the beginning of the Jurassic Period Mya.

New!!: Rift and Triassic · See more »

Triple junction

A triple junction is the point where the boundaries of three tectonic plates meet.

New!!: Rift and Triple junction · See more »

Upper Rhine

The Upper Rhine (Oberrhein) is the section of the Rhine in the Upper Rhine Plain between Basle in Switzerland and Bingen in Germany.

New!!: Rift and Upper Rhine · See more »

Upper Rhine Plain

The Upper Rhine Plain, Rhine Rift Valley or Upper Rhine Graben (German: Oberrheinische Tiefebene, Oberrheinisches Tiefland or Oberrheingraben, French: Vallée du Rhin) is a major rift, about and on average, between Basel in the south and the cities of Frankfurt/Wiesbaden in the north.

New!!: Rift and Upper Rhine Plain · See more »

Volcanic rock

Volcanic rock (often shortened to volcanics in scientific contexts) is a rock formed from magma erupted from a volcano.

New!!: Rift and Volcanic rock · See more »

Volcanism

Volcanism is the phenomenon of eruption of molten rock (magma) onto the surface of the Earth or a solid-surface planet or moon, where lava, pyroclastics and volcanic gases erupt through a break in the surface called a vent.

New!!: Rift and Volcanism · See more »

West and Central African Rift System

The West and Central African Rift System (WCARS) is a rift system composed of two coeval Cretaceous rift sub-systems, the West African Rift sub-system (WAS) and the Central African Rift sub-system (CAS).

New!!: Rift and West and Central African Rift System · See more »

West Antarctic Rift

The West Antarctic Rift is a major active rift valley lying between East and West Antarctica.

New!!: Rift and West Antarctic Rift · See more »

Western Ghats

Western Ghats also known as Sahyadri (Benevolent Mountains) is a mountain range that runs parallel to the western coast of the Indian peninsula, located entirely in India.

New!!: Rift and Western Ghats · See more »

Yukon

Yukon (also commonly called the Yukon) is the smallest and westernmost of Canada's three federal territories (the other two are the Northwest Territories and Nunavut).

New!!: Rift and Yukon · See more »

1,000,000,000

1,000,000,000 (one billion, short scale; one thousand million or milliard, yard, long scale) is the natural number following 999,999,999 and preceding 1,000,000,001.

New!!: Rift and 1,000,000,000 · See more »

Redirects here:

Chasm, Continental rifting, Geologic rift, RIFT, Rift (geology), Rift basin, Rift system, Rifting, Rifting (geology), Syn-rift, Taphrogenesis.

References

[1] https://en.wikipedia.org/wiki/Rift

OutgoingIncoming
Hey! We are on Facebook now! »