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definition of basalt

Basalt Definition of Basalt by Merriam-Webster

Basalt definition is - a dark gray to black dense to fine-grained igneous rock that consists of basic plagioclase, augite, and usually magnetite.

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Basalt Definition of Basalt at Dictionary

Basalt definition, the dark, dense igneous rock of a lava flow or minor intrusion, composed essentially of labradorite and pyroxene and often displaying a columnar structure. See more.

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Basalt - definition of basalt by The Free Dictionary

Define basalt. basalt synonyms, basalt pronunciation, basalt translation, English dictionary definition of basalt. n. 1. A hard, dense, dark igneous rock composed chiefly of plagioclase feldspar, pyroxene, and olivine, and often having a glassy appearance. 2.

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BASALT meaning in the Cambridge English Dictionary

basalt definition: 1. a type of black rock that comes from a volcano 2. a type of black rock that comes from a volcano. Learn more.

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basalt Definition, Properties, Facts Britannica

Basalt, extrusive igneous (volcanic) rock that is low in silica content, dark in color, and comparatively rich in iron and magnesium. Basalts may be broadly classified on a chemical and petrographic basis into two main groups: the tholeiitic and the alkali basalts. Learn more about basalt in this article.

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Basalt Rock Formation, Properties, Composition, Uses

Basalt has a strict chemical definition. It is defined in the TAS diagram shown above. Basalt is an igneous rock that contains more than 45 and less than 52% of SiO2 and less than five percent of total alkalies (K2O + Na2O)3. Types of Basalt Basalt types: tholeiites vs alkali basalts. Tholeiitic basalt is relatively rich in silica and poor in sodium. Included in this category are most basalts ...

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BASALT - crossword answers, clues, definition, synonyms ...

Definition of basalt. the commonest type of solidified lava; a dense dark grey fine-grained igneous rock that is composed chiefly of plagioclase feldspar and pyroxene ; Anagrams of basalt A-BLAST - TABLAS. Thanks for visiting The Crossword Solver. We've listed any clues from our database that match your search. There will also be a list of synonyms for your answer. The synonyms have been ...

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basalt Definition, Properties, Facts Britannica

Basalt, extrusive igneous (volcanic) rock that is low in silica content, dark in color, and comparatively rich in iron and magnesium. Basalts may be broadly classified on a chemical and petrographic basis into two main groups: the tholeiitic and the alkali basalts. Learn more about basalt

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Basalt Meaning Best 7 Definitions of Basalt

What does basalt mean? A kind of hard unglazed pottery. (noun)

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Basalt - Igneous rocks

Basalt has a strict chemical definition. It is defined in the TAS diagram shown above. Basalt is an igneous rock that contains more than 45 and less than 52% of SiO 2 and less than five percent of total alkalies (K 2 O + Na 2 O) 3. Neighboring rock types like basaltic andesite, basanite, picrite (picrobasalt), trachybasalt and even more distant rocks like phonotephrite or andesite may have ...

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What is Basalt? - Definition, Uses Composition - Video ...

Definition of Basalt. With a name derived from the Latin for 'very hard stone', basalt is indeed a very hard, black igneous rock found all over Earth and our solar system. It can be found not only ...

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Basalt Rock Formation, Properties, Composition, Uses

Basalt has a strict chemical definition. It is defined in the TAS diagram shown above. Basalt is an igneous rock that contains more than 45 and less than 52% of SiO2 and less than five percent of total alkalies (K2O + Na2O)3. Types of Basalt Basalt types: tholeiites vs alkali basalts. Tholeiitic basalt is relatively rich in silica and poor in sodium. Included in this category are most basalts ...

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Basalt : definition of Basalt and synonyms of Basalt

definitions - Basalt report a problem. basalt (n.) 1. of or relating to or containing basalt "basaltic magma is fluid" 2. the commonest type of solidified lava; a dense dark grey fine-grained igneous rock that is composed chiefly of plagioclase feldspar and pyroxene. Advertizing Merriam Webster. Basalt Ba*salt" ( ), n. [L. basaltes (an African word), a dark and hard species of marble found in ...

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BASALT - crossword answers, clues, definition, synonyms ...

Definition of basalt. the commonest type of solidified lava; a dense dark grey fine-grained igneous rock that is composed chiefly of plagioclase feldspar and pyroxene ; Anagrams of basalt A-BLAST - TABLAS. Thanks for visiting The Crossword Solver. We've listed any clues from our database that match your search. There will also be a list of synonyms for your answer. The synonyms have been ...

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Flood basalt - Wikipedia

A flood 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 Deccan Traps of India are often called traps, after the Swedish word trappa (meaning ...

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Basaltic Lava: Definition Characteristics - Video ...

Basaltic lava is another term for mafic lava.Mafic lava is molten rock that is enriched in iron and magnesium and low in silica. When mafic lava cools on the earth's surface, it forms basalt ...

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Flood basalt geology Britannica

Other articles where Flood basalt is discussed: plateau: Formative processes: lava flows (called flood basalts or traps) and volcanic ash bury preexisting terrain, as exemplified by the Columbia Plateau in the northwestern United States. The volcanism involved in such situations is commonly associated with hot spots. The lavas and ash are generally carried long distances from their sources,

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Basalt - Igneous rocks

Basalt has a strict chemical definition. It is defined in the TAS diagram shown above. Basalt is an igneous rock that contains more than 45 and less than 52% of SiO 2 and less than five percent of total alkalies (K 2 O + Na 2 O) 3. Neighboring rock types like basaltic andesite, basanite, picrite (picrobasalt), trachybasalt and even more distant rocks like phonotephrite or andesite may have ...

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Basalt Definition of Basalt by Oxford Dictionary on ...

‘Wedgwood's basalt, a hard, black, stone-like material known also as Egyptian ware or basaltes ware, was used for vases, candlesticks, and realistic busts of historical figures.’ Origin Early 17th century (in the Latin form): from Latin basaltes (variant of basanites), from Greek basanitēs, from basanos ‘touchstone’.

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Geology Dictionary - Basalt - Batholith - Butte

Basalt is thought to be one of the main components of oceanic crust and is the most common rock type of lava flows on land. Base Flow. Water that seeps into a stream through a permeable rock or sediment unit that outcrops in the bottom or banks of the stream. Base Level. The lower limit of erosion by a stream. Sea level is the ultimate base level. However, lakes, dams, and other locations of ...

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Basalt : definition of Basalt and synonyms of Basalt

definitions - Basalt report a problem. basalt (n.) 1. of or relating to or containing basalt "basaltic magma is fluid" 2. the commonest type of solidified lava; a dense dark grey fine-grained igneous rock that is composed chiefly of plagioclase feldspar and pyroxene. Advertizing Merriam Webster. Basalt Ba*salt" ( ), n. [L. basaltes (an African word), a dark and hard species of marble found in ...

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BASALT Synonyms Antonyms Thesaurus

Find 6 ways to say BASALT, along with antonyms, related words, and example sentences at Thesaurus, the world's most trusted free thesaurus.

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Basalt Rock Properties and Uses - Science Struck

Basalt, that is formed inland, mostly comes from large vents and fissures which deposit huge amounts of basaltic lava to the Earth’s surface. Such eruptions continue for a long period of time, which eventually result in vertical stacks or columns. Basalt Rock Life Cycle. This is a process that takes place over a period of millions of years. All the basaltic magma that is pushed out of the ...

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Flood basalt - Wikipedia

A flood 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 Deccan Traps of India are often called traps, after the Swedish word trappa (meaning ...

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BASALT - crossword answers, clues, definition, synonyms ...

Definition of basalt. the commonest type of solidified lava; a dense dark grey fine-grained igneous rock that is composed chiefly of plagioclase feldspar and pyroxene ; Anagrams of basalt A-BLAST - TABLAS. Thanks for visiting The Crossword Solver. We've listed any clues from our database that match your search. There will also be a list of synonyms for your answer. The synonyms have been ...

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Basaltic Lava: Definition Characteristics - Video ...

Basaltic lava is another term for mafic lava.Mafic lava is molten rock that is enriched in iron and magnesium and low in silica. When mafic lava cools on the earth's surface, it forms basalt ...

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Flood basalt geology Britannica

Other articles where Flood basalt is discussed: plateau: Formative processes: lava flows (called flood basalts or traps) and volcanic ash bury preexisting terrain, as exemplified by the Columbia Plateau in the northwestern United States. The volcanism involved in such situations is commonly associated with hot spots. The lavas and ash are generally carried long distances from their sources,

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