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Learn more about Bing search results hereOrganizing and summarizing search results for youBasalt plateaus (or flood basalts) erupt from:- Giant volcanic eruptions or series of eruptions that cover large stretches of land or the ocean floor with basalt lava.
- Hotspots reaching the surface of the Earth via a mantle plume.
- Divergent plate boundaries on the mid-ocean ridge system.
- Shield volcanoes, vents at the base of a cinder cone, fissure volcanoes, and monogenetic volcanic fields.
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Flood basalt - Wikipedia
A flood basalt (or plateau basalt ) is the result of a giant volcanic eruption or series of eruptions that covers large stretches of land or the ocean floor with basalt lava. Many flood basalts have been attributed to the onset of a hotspot reaching the surface of the Earth via a mantle plume. Flood basalt provinces such as the … See more
Flood basalts are the most voluminous of all extrusive igneous rocks, forming enormous deposits of basaltic rock found throughout the geologic record. They are a highly distinctive form of intraplate volcanism, … See more
Flood basalts contribute significantly to the growth of continental crust. They are also catastrophic events, which likely contributed to many See more
Representative continental flood basalts and oceanic plateaus, arranged by chronological order, together forming a listing of See more
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• Supervolcano – Volcano that has had an eruption with a volcanic explosivity index (VEI) of 8
• Volcanic plateau – Plateau produced by volcanic activity See moreTheories of the formation of flood basalts must explain how such vast amounts of magma could be generated and erupted as lava in such short … See more
Large Igneous Provinces (LIPs) were originally defined as voluminous outpourings, predominantly of basalt, over geologically very short durations. This definition did not specify minimum size, duration, petrogenesis, or setting. A new attempt to refine … See more
Trap rock is the most durable construction aggregate of all rock types, because the interlocking crystals are oriented at random. See more
Wikipedia text under CC-BY-SA license Lesson 9: Volcanos Flashcards - Quizlet
Study with Quizlet and memorize flashcards containing terms like Basalt plateaus erupt from: A) supervolcanoes. B) shield volcanoes. C) fissures. D) lava domes.
What is the cause of the basaltic plateau? - Geographic Pedia
Jun 25, 2024 · Basaltic plateaus are the result of a giant volcanic eruption or a series of eruptions that cover large stretches of land or the ocean floor with basalt lava. This type of volcanic …
How are basaltic plateaus formed? - Geographic FAQ Hub: …
Jun 21, 2024 · Basaltic plateaus are formed when molten rock forces its way up through a fissure, or crack, in the Earth’s surface. The molten material flows out slowly, blanketing a large area …
How Volcanoes Work - fissure eruptions
About 14 million years ago, 700 cubic kilometers of basalt erupted from a single such fissure on the Columbia Plateau to form the Roza flow. The Roza flow is typical in volume to many of the larger flows in the Columbia River Basalt …
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Flood Basalt - an overview | ScienceDirect Topics
Flood basalt plateaux consist of voluminous and extensive sheets of lava flows erupted from scattered monogenetic fissure vents. They tend to flood the landscape and generate a new …
The Geological Society
A series of these huge eruptions builds up a thick stack of basalt lava flows (as shown in the photograph) extending over areas of more than a million square kilometres. Flood basalts are one type of large igneous province (LIP) that …
What is a basalt plateau? - Answers
One or a succession of high-temperature basaltic lava flows from fissure eruptions which accumulate to form a plateau. Also known as flood basalt. A basalt plateau is a large, flat area …
Basalt Properties, Composition and Formation | Earth …
Apr 10, 2024 · Highly voluminous effusive eruptions will form basalt floods or plateaus in large igneous provinces. On the other hand, explosive eruptions may occur if basaltic magma is high in volatiles, a plug prevents gas escape, or it …
Flood basalt - SpringerLink
That flood basalts form plateaus of varying size, with little interflow material, is reflected by the often-used term trap or trappe (from Swedish, "trappa", stairs or step-like). Most flows were …
Plateau Basalts (AKA Flood Basalts) | SpringerLink
In terms of the estimated original volume of erupted products, the Ontong-Java Plateau (>5.7 × 10 7 km 3) and the Siberian Traps (>2 × 10 6 km 3) are the largest Oceanic and Continental …
Flood basalt facts for kids - Kids encyclopedia
A flood basalt or trap basalt is the result of a giant volcanic eruption or series of eruptions that coats large stretches of land or the ocean floor with basalt lava. Flood basalts have covered …
Flood Basalts | Volcano World | Oregon State University
Flood basalts are yet another strange type of "volcano." Some parts of the world are covered by thousands of square kilometers of thick basalt lava flows - individual flows may be more than …
Basalt | Properties, Formation, Composition, Uses - Geology …
Apr 23, 2023 · Basaltic lava flows, in particular, can cover large areas of land and create extensive basalt plateaus, such as the Columbia River Plateau in the United States and the …
Flood basalt | geology | Britannica
formation of plateaus In plateau: Formative processes lava flows (called flood basalts or traps) and volcanic ash bury preexisting terrain, as exemplified by the Columbia Plateau in the …
Hotspot Volcanism, Mantle plumes, Flood Basalt, Supervolcanoe
Dec 4, 2024 · When a plume head encounters the base of the lithosphere, it flattens out and undergoes widespread decompression melting to form large volumes of basalt magma. The …
basalt - Students | Britannica Kids | Homework Help
This enormous volume was poured out from great fissures, or cracks, in the Earth’s crust. Basalt plateaus of similar size occur in India and Brazil. Many modern volcanoes, such as Hekla in …
Basaltic Lava: Types, Composition, Formation, and Landforms
Oct 10, 2024 · Beyond shield volcanoes, basaltic lava also gives rise to fissure eruptions, where lava emerges from elongated cracks in the Earth’s surface rather than a centralized vent. This …
Ł Plateau events related to extinctions Œ Siberian traps (248 ma) 2 x 106 km3 Œ Deccan traps (65.5 ma) 2 x 106 km3 Deccan. Columbia River Erupted rapidly ... Plateau Basalt …
Flood Basalts • GeoLearning • Department of Earth Sciences
Voluminous intraplate volcanic areas such as the Deccan Trapps of India, the Columbia Plateau basalts, the Paraná Basin lavas, and the Siberian Trapps are called "flood basalt" provinces. …