Difference between revisions of "Volcanic"
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vulcânica (Port.); volcanique (Fr.) | vulcânica (Port.); volcanique (Fr.) | ||
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* Submitted information Comment: José Delgado Rodrigues, LNEC, 2009. | * Submitted information Comment: José Delgado Rodrigues, LNEC, 2009. | ||
Revision as of 22:52, 1 May 2016
Description
Igneous extrusive rock formed at the Earth's surface and having aphanitic structure. Volcanic rock is emitted by a volcano, which is an opening, or rupture, in a planet's surface or crust that allows hot magma, ash and gases to escape from below the surface.
Synonyms and Related Terms
vulcânica (Port.); volcanique (Fr.)
Sources Checked for Data in Record
- Submitted information Comment: José Delgado Rodrigues, LNEC, 2009.