amphibolite- a metamorphic rock composed chiefly of amphibole and plagioclase rock,stone- material consisting of the aggregate of minerals like those making up the Earth's crust; "that mountain is solid rock"; "stone is abundant in New England and there are many quarries" ...
Metamorphic rock, any rock that results from the alteration of preexisting rocks in response to changing conditions, such as variations in temperature, pressure, and mechanical stress, and the addition or subtraction of chemical components. The preexisti
The meaning of METAMORPHIC is of or relating to metamorphosis. How to use metamorphic in a sentence.
Metamorphic rocks are formed when there is a change in the heat or the pressure of their environment. Any rock, including igneous and sedimentary rocks, can become metamorphic rocks when the temperature or pressure changes. The word metamorphic means to change form, so that's what metamorphic ...
: of, relating to, or produced by pyrometamorphism pyrometamorphic changes in sedimentary rock Word History Etymology pyrometamorphism + -ic Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster...
Geology.a change in the structure or constitution of a rock due to natural agencies, as pressure and heat, especially when the rock becomes harder and more completely crystalline. Archaic.metamorphosis. Discover More Word History and Origins ...
rock (rɒk) n 1. (Geological Science) geology any aggregate of minerals that makes up part of the earth's crust. It may be unconsolidated, such as a sand, clay, or mud, or consolidated, such as granite, limestone, or coal. See also igneous, sedimentary, metamorphic 2. any hard ...
Rock, in geology, naturally occurring and coherent aggregate of one or more minerals. Such aggregates constitute the basic unit of which the solid Earth is composed and typically form recognizable and mappable volumes. The three major classes of rock are
1.Composed of metamorphic rock:a marble hearth. 2.Resembling metamorphic rock in consistency, texture, venation, color, or coldness. [Middle Englishmarbre, marble, from Old Frenchmarbre, from Latinmarmor, from Greekmarmaros,of unknown origin.] ...
The meaning of FORMATION is an act of giving form or shape to something or of taking form : development. How to use formation in a sentence.