| NOM | substance | roca volcànica | extrusive igneous rock solidified near or on the surface of the Earth |
|---|
| Sentit | extrusive igneous rock solidified near or on the surface of the Earth. | |
|---|---|---|
| Específic | amigdaloide | volcanic rock in which rounded cavities formed by expanding gas have subsequently become filled with mineral deposits |
| basalt | The commonest type of solidified lava | |
| dacita | A grey volcanic rock containing plagioclase and quartz and other crystalline minerals | |
| lava | rock that in its molten form (as magma) issues from volcanos | |
| roca volcànica vítria, vidre volcànic | A kind of natural glass produced when molten lava cools very rapidly | |
| toba, tova volcanica | Hard volcanic rock composed of compacted volcanic ash | |
| General | roca ígnia, roques ígnies | rock formed by the solidification of molten magma |
| Anglès | volcanic rock | |
| Espanyol | roca volcánica | |
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