Dicționar Român. 2013.
metasomatic replacement — Process of simultaneous solution and deposition in which one mineral replaces another. It is the method by which wood is petrified (silica replaces the wood fibres), minerals form pseudomorphs (new minerals that preserve the characteristic… … Universalium
Metasomatic — Metasomatism Met a*so ma*tism, n. [Pref. meta + Gr. ?, ?, body.] (Geol.) An alteration in a mineral or rock mass when involving a chemical change of the substance, as of chrysolite to serpentine; opposed to ordinary metamorphism, as implying… … The Collaborative International Dictionary of English
metasomatic — adjective see metasomatism … New Collegiate Dictionary
metasomatic — See metasomatism. * * * … Universalium
metasomatic — adjective Of or pertaining to metasomatism … Wiktionary
metasomatic — meta·somatic … English syllables
metasomatic — | ̷ ̷ ̷ ̷+ adjective 1. [metasomatism + ic] : of or relating to metasomatism 2. [New Latin metasomat , metasoma + English ic] of or relating to a metasoma … Useful english dictionary
metasomatism — metasomatic /met euh soh mat ik/, adj. /met euh soh meuh tiz euhm/, n. Geol. 1. the series of metamorphic processes whereby chemical changes occur in minerals or rocks as a result of the introduction of material, often in hot aqueous solutions,… … Universalium
Metasomatism — is the chemical alteration of a rock by hydrothermal and other fluids. Metasomatism can occur via the action of hydrothermal fluids from an igneous or metamorphic source. Metasomatic albite + hornblende + tourmaline alteration of metamorphosed… … Wikipedia
Myrmekite — describes a vermicular, or wormy, intergrowth of quartz in plagioclase. The intergrowths are microscopic in scale, typically with maximum dimensions less than 1 millimeter. The plagioclase is sodium rich, usually albite or oligoclase. These… … Wikipedia
