Exhumation structures are well-preserved in the UHP rocks and record extensive retrograde metamorphism.
折返构造很好地保存在超高压变质岩石中，并且记录了广泛的退变质作用。
Accessory minerals and retrograde fluids are main factors controlling the trace elemental behavior during retrograde metamorphism.
副矿物和退变质流体是控制退变质过程中微量元素行为的主要因素。
Retrograde metamorphism at Hongtoushan is characterized by porphyroblastic growth of pyrite, formation of ore mylonite, secondary annealing and chemical remobilization.
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。
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