site stats

Definition of flood basalt

WebJul 4, 2014 · A flood basalt province, built from different eruptive fissures dispersed over wide areas, can be considered a polygenetic volcano without any dominant vent. … 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 … 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 Theories of the formation of flood basalts must explain how such vast amounts of magma could be generated and erupted as lava in such short intervals of time. They must also … See more Flood basalts contribute significantly to the growth of continental crust. They are also catastrophic events, which likely contributed to many mass extinctions in the geologic record. Crust formation The extrusion of … See more • Geology portal • Supervolcano – Volcano that has erupted 1000 cubic km of lava in a single eruption • Volcanic plateau – Plateau produced by volcanic activity See more Large Igneous Provinces (LIPs) were originally defined as voluminous outpourings, predominantly of basalt, over geologically very short durations. This definition did not … See more Representative continental flood basalts and oceanic plateaus, arranged by chronological order, together forming a listing of See more The interlocking crystals of flood basalts, which are oriented at random, make trap rock the most durable construction aggregate of all rock types. See more

Fissure Volcanoes (U.S. National Park Service)

WebA flood basalt is a type of volcanic activity that results in massive amounts of lava flowing out from the Earth’s crust and covering large areas. This occurs when magma rises … http://dictionary.sensagent.com/Flood%20basalt/en-en/ asian buddy papenburg https://amdkprestige.com

BASALT definition in the Cambridge English Dictionary

WebFlood basalts in the oceans are known as oceanic plateaus, and include the Ontong Java plateau of the western Pacific Ocean and the Kerguelen Plateau of the Indian Ocean. The narrow vertical conduit, postulated to connect the plume head to the core-mantle boundary, is viewed as providing a continuous supply of magma to a hotspot. Web2X 48W Spot Flood LED Work Light Bar Driving Fog Lamp Car Truck Offroad SUV Boat. $16.99. $22.99. ... See all condition definitions opens in a new window or tab. Light Color. White. Shape. rectangle. Color Temperature. 6000K. ... Smooth Mushroom Face Massage Stone Lava Basalt Hot Stone Spa Therapy Body Facial (#334484724941) WebJul 4, 2014 · A flood basalt province, built from different eruptive fissures dispersed over wide areas, can be considered a polygenetic volcano without any dominant vent. However, in the same characteristic, a flood basalt province resembles a monogenetic volcanic field, with only the difference that individual eruptions in the latter are much smaller ... asya suni deri

Basalt Definition & Meaning - Merriam-Webster

Category:Basalt Definition, Properties, & Facts Britannica

Tags:Definition of flood basalt

Definition of flood basalt

What does flood basalt mean? - Definitions.net

WebMeaning of flood basalt. What does flood basalt mean? Information and translations of flood basalt in the most comprehensive dictionary definitions resource on the web. WebIn igneous rock: Flood basalts On the continental plates at areas away from active convergence, the magmatism is confined to rift valleys and local hot spots. The volume of magma produced is minor in comparison …

Definition of flood basalt

Did you know?

http://www.geo.mtu.edu/KeweenawGeoheritage/BlackLavas/Flood_Basalts.html Webflood basalt. n. (Geological Science) a very extensive lava flow of basaltic composition that has issued from a fissure, often to be found as part of a series of such flows …

WebThe flood basalts probably damned rivers. When the rivers returned the water seeped down the cracks in the cooling lava and caused rapid cooling from the surface downward (Long and Wood, 1986). The division of colonnade and entablature is the result of slow cooling from the base upward and rapid cooling from the top downward. WebA flood 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 basalt provinces are often called traps, which derives from the characteristic stairstep morphology of many associated landscapes.Flood basalts have occurred on continental scales in prehistory, creating …

Web2.13.4.2 Flood basalts. Flood basalts are the result of massive volcanic eruptions and are a type of large igneous province (LIP). These characterize Earth’s submarine and … Webflood basalt in British English. noun. a very extensive lava flow of basaltic composition that has issued from a fissure, often to be found as part of a series of such flows …

WebThe main source of rock in this formation is basalt, but both mafic and felsic rocks are present, so this formation is officially called a Flood Basalt Province. The inclusion of mafic and felsic rock indicates multiple other …

WebFeb 9, 2024 · basalt: [noun] a dark gray to black dense to fine-grained igneous rock that consists of basic plagioclase, augite, and usually magnetite. asian budget airlinesWebThe Columbia River Basalt Group (CRBs) is a series of flood basalts. Flood basalts are large volcanic eruptions, similar to Hawaii, where a great deal of basalt is erupted and cover an extensive area. In this case, the … asian buddha bowl recipesWebColumbia River Basalts. The Columbia River Basalt Group is the product of the largest eruptions in North America’s history. The Columbia River Basalts are flood basalts (or … asian budget mealsWebThe upper basalt is Roza Member, while the lower canyon exposes Frenchmen Springs Member basalt. 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 occurred on continental scales ( large igneous provinces) in ... asya tekin hadisWebColumbia River Basalts (USA) Thanks mainly to the work of Dr Peter Hooper at WSU and his associates these are perhaps the best known of all the flood basalts. Hooper claims that the Roza centre twice erupted 700 … asya serpinskaWebbasalt. 1. (Geological Science) a fine-grained dark basic igneous rock consisting of plagioclase feldspar, a pyroxene, and olivine: the most common volcanic rock and usually extrusive. See flood basalt. 2. (Ceramics) a form of … asian buddha vs indian buddhaWebBasalt is also an abundant rock on the Moon. Much of the Moon's surface is underlain by basaltic lava flows and flood basalts. These areas of the Moon are known as "lunar maria." Large areas of the Moon have been … asya serie iludida