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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.

Basalt Definition & Meaning | 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.

Basalt - Wikipedia

Geologists classify igneous rock by its mineral content whenever possible, with the relative volume percentages of quartz, alkali feldspar, plagioclase, and feldspathoid (QAPF) being particularly important. An aphanitic(fine-grained) igneous rock is classified as basalt when its QAPF fraction is composed of less than 10% feldspathoid and less than 20% quartz, with plagioclase making up at least 65% of its feldspar co

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.

BASALT | definition in the Cambridge English Dictionary

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

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.

Basalt Definition & Meaning | 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.

Basalt Meaning | Best 7 Definitions of Basalt

What does basalt mean? A hard, dense, dark igneous rock composed chiefly of plagioclase feldspar, pyroxene, and olivine, and often having a gla...

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.

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.

Basalt: Igneous Rock - Pictures, Definition, Uses & More

Basalt is a dark-colored, fine-grained, igneous rock composed mainly of plagioclase and pyroxene minerals. It most commonly forms as an extrusive rock, such as a lava flow, but can also form in small intrusive bodies, such as an igneous dike or a thin sill. It has a composition similar to gabbro.

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.

Learning Geology: Basalt

Mar 21, 2015 · By definition, basalt is an aphanitic (fine-grained) igneous rock with generally 45-55% silica (SiO2) and less than 10% feldspathoid by volume, and where at least 65% of the rock is feldspar in the form of plagioclase. It is the most common volcanic rock type on Earth, being a key component of oceanic crust as well as the principal volcanic rock in many mid-oceanic islands, including Iceland ...

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 ...

basalt | Free On-Line English Dictionary | Thesaurus ...

Definition of basalt. Free online Dictionary including thesaurus, children's and intermediate dictionary by Wordsmyth.

Basalt Definition | Law Insider

Define Basalt. means a volcanic rock, usually dark grey green to black in colour, that is the extrusive equivalent of gabbro;

What does basalt mean? - definitions

Definition of basalt in the Definitions.net dictionary. Meaning of basalt. Information and translations of basalt in the most comprehensive dictionary definitions resource on the web.

basalt - Wiktionary

Jun 19, 2021 · basalt (countable and uncountable, plural basalts) ( mineralogy ) A hard mafic igneous rock of varied mineral content; volcanic in origin, which makes up much of the Earth's oceanic crust. A type of unglazed pottery .

Basalt: Definition with Basalt Pictures and Photos

Definition of Basalt. 1. a volcanic rock [n -S] : BASALTIC [adj] Medical Definition of Basalt. 1. 1. A rock of igneous origin, consisting of augite and triclinic feldspar, with grains of magnetic or titanic iron, and also bottle-green particles of olivine frequently disseminated. It is usually of a greenish black colour, or of some dull brown ...

BASALT | Definition of BASALT by Oxford Dictionary on ...

noun. 1 A dark fine-grained volcanic rock that sometimes displays a columnar structure, typically composed largely of plagioclase with pyroxene and olivine. ‘Further up section the geology is dominated by a succession of unmetamorphosed but strongly fractured and veined blocky andesites, basalts and tuffaceous rocks.’. ‘These are ...

What is the definition of Basalt? | Dictionary.net

Definitions of BASALT. A rock of igneous origin, consisting of augite and triclinic feldspar, with grains of magnetic or titanic iron, and also bottle - green particles of olivine frequently disseminated. An imitation, in pottery, of natural basalt; a kind of black porcelain. A rock of igneous origin, consisting of augite and triclinic feldspar ...

Basalt Definition | Law Insider

Define Basalt. means a volcanic rock, usually dark grey green to black in colour, that is the extrusive equivalent of gabbro;

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 ...

What does basalt mean? - definitions

Definition of basalt in the Definitions.net dictionary. Meaning of basalt. Information and translations of basalt in the most comprehensive dictionary definitions resource on the web.

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 ...

Basalt : definition of Basalt and synonyms of Basalt (English)

definitions - Basaltreport 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 .

basalt | Free On-Line English Dictionary | Thesaurus ...

Definition of basalt. Free online Dictionary including thesaurus, children's and intermediate dictionary by Wordsmyth.

Igneous Rocks - Definition, Characteristics, Types ...

Basalt . Basalt is a dark-coloured, fine-grained igneous rock. Basalt is one of the main rocks that are prevalent in the oceanic crust. As basalt is rich in iron so it is used as an ingredient of concrete. Basalt is the most common type of igneous rock. Pumice. Pumice is a

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 ...

What is the definition of basalt? - Answers

Jan 23, 2009 · The definition of an oceanic plate is a tectonic plate plate made mostly of basalt? and I'm not so sure what basalt is but I think it's water.The Oceanic plate is

Basalt – Minecraft Wiki

Basalt is an igneous rock found in the Nether. Polished basalt is the polished version of basalt. Basalt generates naturally as basalt pillars, which are found in the soul sand valley biome. They also generate in the basalt deltas biome as regular terrain and as part of basalt columns. Both basalt and polished basalt can be found naturally as part of bastion remnants. Basalt drops as an item ...

Definitions of basalt - OneLook Dictionary Search

Quick definitions from WordNet (basalt) noun: the commonest type of solidified lava; a dense dark gray fine-grained igneous rock composed chiefly of calcium-rich plagioclase feldspar and pyroxene

What is BASALT FIBER? What does BASALT FIBER mean? BASALT ...

theaudiopedia What is BASALT FIBER? What does BASALT FIBER mean? BASALT FIBER meaning - BASALT FIBER definition - BASALT FIBER expl...