plutonic rock

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• plutonic rock — noun large mass of intrusive igneous rock believed to have solidified deep within the earth • Syn: ↑batholith, ↑batholite, ↑pluton • Derivationally related forms: ↑plutonic (for: ↑pluton), ↑batholitic …   Useful english dictionary

• Rock (geology) — In geology, rock is a naturally occurring aggregate of minerals and/or mineraloids.The Earth s outer solid layer, the ‘lithosphere’, is made of rock. In general rocks are of three types, namely, igneous, sedimentary, and metamorphic. The… …   Wikipedia

• plutonic — adjective Etymology: Latin Pluton , Pluto Date: 1833 1. formed by solidification of magma deep within the earth and crystalline throughout < plutonic rock > 2. often capitalized plutonian …   New Collegiate Dictionary

• Plutonic — [plo͞o tän′ik] adj. [< L Pluto (gen. Plutonis) + IC] 1. PLUTONIAN 2. [p ] Geol. formed at great depth by intense heat and pressure: said of rock, esp. intrusive igneous rock, that is typically coarsegrained and granitelike …   English World dictionary

• plutonic — adj. 1 Geol. (of rock) formed as igneous rock by solidification below the surface of the earth. 2 (Plutonic) = PLUTONIAN. Etymology: formed as PLUTONIAN …   Useful english dictionary

• Rock cycle — rocks do not remain in equilibrium and are forced to change as they encounter new environments. The rock cycle is an illustration that explains how the 3 rock types are related to each other and how processes change from one type to another over… …   Wikipedia

• plutonic — adjective 1》 Geology relating to or denoting igneous rock formed by solidification at considerable depth beneath the earth s surface. 2》 (Plutonic) relating to the underworld or the Greek god Pluto. Derivatives plutonism noun (Geology) …   English new terms dictionary

• plutonic — adjective /pluːˈtɒn.ɪk/ An igneous rock that cooled and hardened below the earths surface. Syn: intrusive, irruptive See Also: rock, mineral …   Wiktionary

• plutonic plug — noun : a plug composed of holocrystalline granular igneous rock (as granite or gabbro) …   Useful english dictionary

• igneous rock — Any of various crystalline or glassy, noncrystalline rocks formed by the cooling and solidification of molten earth material (magma). Igneous rocks comprise one of the three principal classes of rocks, the others being metamorphic and sedimentary …   Universalium

• Volcanic rock — is an igneous rock of volcanic origin. Texture Volcanic rocks are usually fine grained or aphanitic to glassy in texture. They often contain clasts of other rocks and phenocrysts. Phenocrysts are crystals that are larger than the matrix and are… …   Wikipedia