斑晶(石英)中流体包裹体具有饱和及过饱和盐水蒸气沸腾流体包裹体组合的特征，缺乏熔融包裹体。

The fluid inclusions in the phenocrysts (quartz) show the features of the assemblage of saturated and oversaturated saline water vapor boiling fluid inclusions and are lacking in melt inclusions.

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辉石为超基性岩和基性岩中最主要的矿物，另外在安山岩中常以斑晶出现。

Pyroxene is ultrabasic rocks and basic rocks in the main mineral, also in the andesite often appear as phenocrysts.

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退变质过程以黄铁矿变斑晶生长、矿石糜棱岩的形成、二次退火和化学再活化为特征。

Retrograde metamorphism at Hongtoushan is characterized by porphyroblastic growth of pyrite, formation of ore mylonite, secondary annealing and chemical remobilization.

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