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Igneous rock (igneous from Latin igneus 'fiery'), or magmatic rock, is one of the three main rock types, the others being sedimentary and metamorphic. Igneous rocks are formed through the cooling and solidification of magma or lava.
Geological setting, Geological significance & Classification
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rocks igneous rock magma volcanic intrusive classification minerals crust composition temperature series magmas extrusive basalt mantle melt formed melting may
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| hornblende | instance of | of iron- and magnesium-rich minerals | 0.80 | text |
| pyroxene | instance of | of iron- and magnesium-rich minerals | 0.80 | text |
| or olivine | instance of | of iron- and magnesium-rich minerals | 0.80 | text |
| and such rocks have their own classification scheme | instance of | of iron- and magnesium-rich minerals | 0.80 | text |
| those in the Pacific Ring of Fire | instance of | build up island arcs | 0.80 | text |
| nephelinite | instance of | Magmas of rock types | 0.80 | text |
| carbonatite | instance of | Magmas of rock types | 0.80 | text |
| and kimberlite are among those that may be generated following an influx of carbon dioxide into mantle at depths greater than about 70 km | instance of | Magmas of rock types | 0.80 | text |
| Igneous rock | related to Chemical classification and petrology | When | 0.60 | section |
| Igneous rock | related to Chemical classification and petrology | There | 0.60 | section |
| Igneous rock | related to Chemical classification and petrology | These | 0.60 | section |
| Igneous rock | related to Chemical classification and petrology | The | 0.60 | section |
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