Almandine originated from regional metamorphism to which magmatic thermal metamorphism superimposed.
铁铝榴石属区域变质叠加热变质作用形成。
The main process of ice formation is the metamorphism from melting-refreezing of the seasonally accumulated snow, therefore there exists a broad belt of superimposed ice.
冰川积累区的成冰，主要是当年积雪以融化-再冻结为主要变质成冰作用，平衡线以上附加冰带宽阔；
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