(1) Igneous rocks brought from the depths at high temperatures [Preo-brazhensky: 1956]. (2) A material thought to represent the upper mantle, with a composition of 1/4 basalt and 3/4 dunite [Green & Ringwood: 1963]. Source: Asakura Publishing Dictionary of Petrology Information |
(1) 高温度の深部からもたらされた火成岩[Preo-brazhensky : 1956].(2) 上部マントルの代表と考えられる物質で,1/4を玄武岩,3/4をダナイトの組成としたもの[Green & Ringwood : 1963]. 出典 朝倉書店岩石学辞典について 情報 |
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