Definition of Intrusive rocks. Meaning of Intrusive rocks. Synonyms of Intrusive rocks

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Definition of Intrusive rocks

Intrusive rocks
Intrusive In*tru"sive, a. Apt to intrude; characterized by intrusion; entering without right or welcome. Intrusive rocks (Geol.), rocks which have been forced, while in a plastic or melted state, into the cavities or between the cracks or layers of other rocks. The term is sometimes used as equivalent to plutonic rocks. It is then contrasted with effusive or volcanic rocks.

Meaning of Intrusive rocks from wikipedia

- surface as intrusive rocks or on the surface as extrusive rocks. Igneous rock may form with crystallization to form granular, crystalline rocks, or without...
- Tuolumne Intrusive Suite Volcanic rock Woodstock Quartz Monzonite Intrusive Rocks: Intrusive rocks, accessdate: March 27, 2017. Igneous intrusive rocks: Igneous...
- author. These rocks can be divided into Jur****ic and Cretaceous intrusive suites. As one time, the oldest of the Jur****ic intrusive rocks were tentatively...
- that have intruded these metamorphic rocks, and also intrusive Early Paleoproterozoic ultramafic rocks. The term Zoroaster Plutonic Complex is used for all...
- metasomatized by serpentinization fluids Shonkinite – Intrusive igneous rock – melitilic and kalsititic rocks Taconite – Variety of iron-bearing sedimentary...
- Icelandic hotspot by examining igneous rocks throughout the Northern Atlantic region. This is possible because certain rocks attributable to hotspot volcanism...
- andesite, dacite and rhyolite intruded these formations, with deeper intrusive rocks of granodiorite porphyry composition and texture (Vergunov; Vergunov...
- Ringing rocks, also known as sonorous rocks or lithophonic rocks, are rocks that resonate like a bell when struck. Examples include the Musical Stones...
- Tonalite–trondhjemite–granodiorite (TTG) rocks are intrusive rocks with typical granitic composition (quartz and feldspar) but containing only a small...
- change in composition.: 591–599  Igneous rocks are divided into two main categories: Plutonic or intrusive rocks result when magma cools and crystallizes...