igneous rock
English Thesaurus
1. rock formed by the solidification of molten magma (noun.substance)
| hypernym | : | rock, stone, |
| definition | : | material consisting of the aggregate of minerals like those making up the Earth's crust (noun.substance) |
| hyponym | : | andesite, |
| definition | : | a dark grey volcanic rock (noun.substance) |
| hyponym | : | aplite, |
| definition | : | light-colored and fine-grained granitic rock consisting chiefly of quartz and feldspars (noun.substance) |
| hyponym | : | groundmass, |
| definition | : | (geology) the matrix of fine-grained crystalline material in which larger crystals are embedded (noun.substance) |
| hyponym | : | adesite, |
| definition | : | dark greyish extrusive rock (noun.substance) |
| hyponym | : | diorite, |
| definition | : | a granular crystalline intrusive rock (noun.substance) |
| hyponym | : | gabbro, |
| definition | : | one of a family of granular intrusive rocks (noun.substance) |
| hyponym | : | pegmatite, |
| definition | : | a form of igneous rock consisting of extremely coarse granite resulting from the crystallization of magma rich in rare elements (noun.substance) |
| hyponym | : | peridotite, |
| definition | : | a dark coarse-grained igneous rock consisting principally of olivine (noun.substance) |
| hyponym | : | rhyolite, |
| definition | : | very acid volcanic rock (noun.substance) |
| hyponym | : | volcanic rock, |
| definition | : | extrusive igneous rock solidified near or on the surface of the Earth (noun.substance) |
| hyponym | : | porphyritic rock, porphyry, |
| definition | : | any igneous rock with crystals embedded in a finer groundmass of minerals (noun.substance) |
| substance holonym | : | sodalite, |
| definition | : | a vitreous mineral consisting of sodium aluminum silicate and sodium chloride in crystalline form; occurs in igneous rocks (noun.substance) |
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