Vi fant 1 definisjoner av volcanic rock på engelsk.
Noun |
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| volcanic rock - extrusive igneous rock solidified near or on the surface of the Earth | ||
| igneous rock rock formed by the solidification of molten magma | ||
| agglomerate volcanic rock consisting of large fragments fused together | ||
| amygdaloid volcanic rock in which rounded cavities formed by expanding gas have subsequently become filled with mineral deposits | ||
| dacite a grey volcanic rock containing plagioclase and quartz and other crystalline minerals | ||
| basalt the commonest type of solidified lava; a dense dark grey fine-grained igneous rock that is composed chiefly of plagioclase feldspar and pyroxene | ||
| volcanic glass a kind of natural glass produced when molten lava cools very rapidly | ||
| lava rock that in its molten form (as magma) issues from volcanos; lava is what magma is called when it reaches the surface | ||