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igneous

[ US /ˈɪɡniəs/ ]
[ UK /ˈɪɡni‍əs/ ]
ADJECTIVE
  1. like or suggestive of fire
    a fiery desert wind
    an igneous desert atmosphere
  2. produced by the action of fire or intense heat
    rocks formed by igneous agents
  3. produced under conditions involving intense heat
    igneous rock is rock formed by solidification from a molten state; especially from molten magma
    igneous fusion is fusion by heat alone
    pyrogenic strata

How To Use igneous In A Sentence

  • The established idea that granitoid magmas ascend through the continental crust as diapirs is being increasingly questioned by igneous and structural geologists.
  • A pegmatite is an extremely slow-cooling igneous rock in which very large crystals can form. Mica
  • The igneous contacts are sharp and are commonly concordant with the bedding and/or foliation in the host rocks.
  • The phase of metamorphism dealing with the constructive changes in rocks, due to cementation, dynamic movements, and igneous influences, is called _anamorphism_. The Economic Aspect of Geology
  • It is also a widespread constituent of a variety of igneous and metamorphic rocks and is occasionally found in pegmatites and in related veins marginal to igneous rock units ranging from granite to diabase.
  • During the middle to late Tertiary Period, dikes, sills, and small irregular bodies of mafic to silicic igneous material were intruded into the bedded sedimentary and volcanic rocks.
  • These white effusive igneous formations, found there and in the Thomas Mountains of Utah, and also in the tin districts of Catron and Sierra Counties within New Mexico, are still the only known source of bixbite.
  • As an added bonus, the lava would simultaneously pave roads and sidewalks when it hardens into a glassy smooth surface of igneous rock.
  • The igneous rocks in it include a variety of types, ranging from fine-, medium-, and coarse-grained granite, to syenite, monzonite, diorite, and gabbro.
  • On land, igneous rocks can he granitelike material or they can he lava. The Source
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