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Volcanic pipe information


Volcanic Pipe

Volcanic pipes or volcanic conduits are subterranean geological structures formed by the violent, supersonic eruption of deep-origin volcanoes. They are considered to be a type of diatreme. Volcanic pipes are composed of a deep, narrow cone of solidified magma (described as "carrot-shaped"), and are usually largely composed of one of two characteristic rock types — kimberlite or lamproite. These rocks reflect the composition of the volcanoes' deep magma sources, where the Earth is rich in magnesium. They are well known as the primary source of diamonds, and are mined for this purpose. Volcanic pipes are relatively rare by this definition based on minerals and depth of the magma source, but on the other hand volcanic diatremes are common, indeed the second commonest form of volcanic extrusion (that is magma that reaches the surface).

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Volcanic pipe

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Volcanic pipes or volcanic conduits are subterranean geological structures formed by the violent, supersonic eruption of deep-origin volcanoes. They are...

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Pipe

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Look up Pipe, pipe, or pipes in Wiktionary, the free dictionary. Pipe(s), PIPE(S) or piping may refer to: Pipe (fluid conveyance), a hollow cylinder following...

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Diatreme

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A diatreme, sometimes known as a maar-diatreme volcano, is a volcanic pipe associated with a gaseous explosion. When magma rises up through a crack in...

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Udachnaya pipe

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annual production capacity of 10.4 million carats (2.08 t). Mir mine Volcanic pipe Barthelmy, David. "Amakinite Mineral Data". Retrieved 2006-12-31. "Meeting...

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Argyle diamond mine

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exploiting a volcanic pipe of lamproite, rather than the more usual kimberlite pipe; much earlier attempts to mine diamonds from a lamproite pipe in Arkansas...

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Glossary of landforms

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volcanic lava Cryovolcano – Type of volcano that erupts volatiles such as water, ammonia or methane, instead of molten rock Diatreme – Volcanic pipe associated...

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Intrusive rock

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typically occupies the crest of an anticline or trough of a syncline Volcanic pipe or volcanic neck: tubular, roughly vertical body that may have been a feeder...

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Oku Volcanic Field

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dioxide below the lake bottom, which seeps into the lake through a volcanic pipe. On 21 August 1986, Lake Nyos released a massive amount of carbon dioxide...

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Sector collapse

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volcanic pipe. Sector collapses are one of the most hazardous volcanic events, often resulting in lateral blasts, landslides, and changes in volcanic...

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Volcano

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crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface. On Earth...

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Premier Mine

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November 2003 in celebration of its centenary. The mine is a carrot-shaped volcanic pipe and has a surface area of 32 hectares (79 acres). The mine rose to prominence...

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Crater of Diamonds State Park

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Crater of Diamonds is part of a 100-million-year-old eroded volcanic formation (a volcanic pipe). The deeply sourced Kimberlite/Lamproite magma brought the...

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Maar

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Strohner Märchen (south of the Pulvermaar), volcanic pipe which has become a maar Papenkaule, a volcanic crater, and the associated eruption site of the...

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Steep coast

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and plunge 300 metres below it. On volcanic islands the sea can enter the caldera and the face of the volcanic pipe can form a steep coastline. The best-known...

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Jamanota

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Tuff forms from solidification of materials ejected during explosive volcanic eruption, such as rock, ash, and magma. The thickness and particle size...

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Return to the Lost World

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His drilling crews accidentally tap into a volcanic pipe during a tyrannosaurus' visit, triggering a volcanic eruption that threatens to destroy the whole...

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Diamond

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(hundreds to tens of million years ago), they were carried to the surface in volcanic eruptions and deposited in igneous rocks known as kimberlites and lamproites...

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Phreatomagmatic eruption

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created during volcanic eruptions Maar – Low-relief volcanic crater Volcanic pipe – Subterranean geological structure formed by volcanic eruption Emeishan...

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Ekati Diamond Mine

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purchased full control of Arctic Canadian Diamond Company. The first volcanic pipe found in the Lac de Gras region was the Point Lake kimberlite, discovered...

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Hohentwiel

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region. It mostly consists of phonolite, which represents the former volcanic pipe. The surrounding softer rocks have been eroded over time by ice age...

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Limnic eruption

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of direct volcanic heat with lake waters An upper and lower thermal layer with differing CO2 saturations Proximity to areas with volcanic activity Investigations...

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Whites Beach

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Whites Bay formed as a part of a volcanic eruption that occurred around 16 million years ago. A subvertical volcanic pipe is exposed on the cliffs to the...

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Williamson diamond mine

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pipe on which it is located. At 146 hectare in area at surface level, it ranks as the largest economically exploitable diamond-bearing volcanic pipe in...

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Edinburgh Castle

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the lower Carboniferous period. The Castle Rock is the remains of a volcanic pipe, which cut through the surrounding sedimentary rock before cooling to...

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