Igneous Rocks
Those which have been produced by the agency of fire, as the
granitic, the trappean, and the volcanic. (Latin, ignis, fire.)
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894 More on Igneous Rocks from Fact Monster:
- rock - rock rock, aggregation of solid matter composed of one or more of the minerals forming the ...
- igneous rock - igneous rock: igneous rock: see rock.
- rock: Igneous Rocks - Igneous Rocks Igneous rock originates from the cooling and solidification of molten matter from the ...
- porphyry, igneous rock - porphyry porphyry , igneous rock composed of large, conspicuous crystals (phenocrysts) and a ...
- chromite - chromite chromite , dark brown to black mineral. It is an iron-chromium oxide, FeCr2O4, with traces ...
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