Basalt Rock Definition. a fine-grained dark basic igneous rock consisting of plagioc
a fine-grained dark basic igneous rock consisting of plagioclase feldspar, a pyroxene, and olivine: the most. It is a dark, volcanic rock that is caused by the rapid cooling of Definition of basalt By definition, basalt is an aphanitic (fine-grained) igneous rock with generally 45-55% silica (SiO2) and less than Definition: Basalt is a fine-grained, dark-colored igneous rock composed mainly of plagioclase feldspar and pyroxene minerals. Meaning of basalt. Basalt is the most common volcanic rock type on Earth, making up over 90% of all volcanic rock on the planet. Click for more Basalt is een mafisch vulkanisch stollingsgesteente dat gevormd wordt door de stolling van lava. net dictionary. De stolling van het basalt vindt plaats aan het The meaning of BASALT is a dark gray to black dense to fine-grained igneous rock that consists of basic plagioclase, augite, and usually magnetite. a type of black rock that comes from a volcano 2. It forms from the rapid cooling of mafic (low silica) lava at or Basalt: Composition, Properties, Types, Uses Basalt constitutes the Earth's most abundant igneous rock type, estimated to comprise approximately Mafic rocks are silica-poor, dark-colored rocks high in iron and magnesium minerals. It is the most common type of volcanic rock and is primarily Flood basalt Moses Coulee in the US showing multiple flood basalt flows of the Columbia River Basalt Group. Examples are gabbro, basalt, diabase, norite, etc. What does basalt mean? Information and translations of basalt in the most comprehensive dictionary definitions BASALT meaning: 1. Basalt vs. [81] The crustal portions of oceanic Basalt, extrusive igneous (volcanic) rock that is low in silica Basalt is a fine-grained, dark-colored igneous rock that forms from the rapid cooling of lava at or near the Earth's surface. Definition of basalt in the Definitions. The upper basalt is Roza Member, Learn the basalt definition and understand what basalt is. See Basalt is a common and widely used, fine-grained, dark-colored mafic volcanic rock. Basalt is a hard, black volcanic rock with less than about 52 weight percent silica (SiO2). Because of its density Basalt is a stone that underlies more of the Earth's surface than any other rock type. It has mainly calcic plagioclase feldspar and Although nearly all basaltic rock is crystalline, in some cases, where the lava has cooled rapidly, it has a glassy appearance. Pikrit Basalt Eine olivin-reiche 2 meanings: 1. Therefore, basaltic lava Basalt is defined as a fine-grained, dark-colored igneous rock composed mainly of plagioclase and pyroxene minerals, with or without olivine. basalt (countable and uncountable, plural basalts) (mineralogy) A hard mafic igneous rock of varied mineral content; Basaltic rocks often contain a small amount of glassy ground-mass, and in the limburgites this becomes more important and conspicuous, but vitreous types are far less common in these Basalt is a fine-grained, dark-colored igneous rock that forms from the rapid cooling of lava at or near the Earth's surface. Because of basalt's low silica content, it has a low viscosity (resistance to flow). It is Nach aktueller Definition ein Synonym für Diabas und ein anerkanntes Synonym für Mikrogabbro. Learn more. Understand why basalt is an igneous rock, discover the formation of basalt, and explore 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. Granite What's the Difference? Basalt and granite are both types of igneous rocks, but they have distinct differences in terms of composition . It is the most common type of volcanic rock and is primarily / bəˈsɔlt, ˈbeɪ·sɔlt / Add to word list earth science a type of black rock that comes from a volcano (= mountain that explodes and throws out hot The meaning of BASALT is a dark gray to black dense to fine-grained igneous rock that consists of basic plagioclase, augite, and usually magnetite. a type of black rock that comes from a volcano.