Igneous

(adj.) produced by the action of fire or intense heat; 'rocks formed by igneous agents' .

(adj.) produced under conditions involving intense heat; 'igneous rock is rock formed by solidification from a molten state; especially from molten magma'; 'igneous fusion is fusion by heat alone'; 'pyrogenic strata' .

埃塞雷德编辑

• Similar results were obtained with regular basalts and different specimens of igneous rock. 李贝. 西洋科学史.
• Hutton believed that basalt, and the whinstones generally, are of igneous origin. 李贝. 西洋科学史.
• Dr. Ke nnedyby careful chemical analysis confirmed Hall's judgment of the similarity of these two igneous products. 李贝. 西洋科学史.

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