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Earth and Space Sciences · 术语表

什么是 Primary magma?

Definition 7.12 University Earth and Space Sciences — Year 2 · 第 7 章 — Melting the Mantle

A primary magma is a melt whose composition has not changed since it left its source: it is in equilibrium with the residual mantle, and has neither crystallised minerals nor reacted with the rocks on its way up.

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