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中文摘要：
石榴石是超高压变质岩中的主要组成矿物,其主要元素成分环带记录了变质过程中温度、压力条件以及化学组成等重要信息,微量元素环带既可以记录变质过程中物理化学条件的变化,还可以指示石榴石形成时共生矿物组合的变化.对大别-红安造山带超高压变质榴辉岩和片麻岩中石榴石的研究发现,大部分石榴石都保存了复杂的主量元素和微量元素环带,以及不用类型的矿物包裹体,揭示了在大陆深俯冲和折返过程中,石榴石存在多期次生长或重结晶,为研究超高压寄主岩石的温度和压力以及化学演化历史提供了重要依据.
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