Definition of Effusive rocks. Meaning of Effusive rocks. Synonyms of Effusive rocks

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Definition of Effusive rocks

Effusive rocks
Effusive Ef*fu"sive, a. Pouring out; pouring forth freely. ``Washed with the effusive wave.' --Pope. Effusive rocks (Geol.), volcanic rocks, in distinction from so-called intrusive, or plutonic, rocks. -- Ef*fu"sive*ly, adv. -- Ef*fu"sive*ness, n.

Meaning of Effusive rocks from wikipedia

- Volcanic rocks (often shortened to volcanics in scientific contexts) are rocks formed from lava erupted from a volcano. Like all rock types, the concept...
- consisting of m****ive effusive rocks made up of basaltic sheets separated by volcanic ashes and tuffs, mixed with terrigenous rocks with layers of coal...
- fragments. A tuffite consists of angular and/or rounded fragments of effusive rocks and their minerals, also may contain volcanic ash, pumice and clay minerals...
- also often called lava. A lava flow is an outpouring of lava during an effusive eruption. (An explosive eruption, by contrast, produces a mixture of volcanic...
- 133°0′0″E / 50.00000°N 133.00000°E / 50.00000; 133.00000 Geology Orogeny Alpine orogeny Type of rock Granite, gneiss, sedimentary and effusive rocks...
- characterized as either explosive eruptions, sudden ejections of rock and ash, or effusive eruptions, relatively gentle outpourings of lava. A separate list is given...
- about 80 km (50 mi). The only rocks that do not seem to be related to the caldera are scattered ****s and small effusive flows of the Taylor Brook rhyolites...
- increased pressure restricts the release of volatile gases and results in effusive eruptions. It has been estimated that at depths greater than 500 metres...
- between the African and the Eurasian Plates produced a huge amount of effusive rocks, now mostly represented by peridotites and serpentinites. The peculiar...
- rhyolitic magma extremely viscous. This favors explosive eruptions over effusive eruptions, so this type of magma is more often erupted as pyroclastic rock...