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。
The main mineral assemblage of the garnet-amphibolite from the first part in CCSD-PP2 is amphibole, garnet, biotite and albite, which resulted from retrograde metamorphism.
镜下鉴定和激光拉曼测试结果表明预先导孔（CCSD-PP2）第一段榴闪岩的主要矿物为角闪石、石榴石、黑云母和钠长石，是榴辉岩退变质作用的产物。
Preservation of the growth zoning of eclogitic garnets suggests that the UHP rocks have a short residence time before the retrograde metamorphism and have a very high uplift rate.
榴辉岩石榴石生长成分环带的保存说明超高压变质岩在峰期变质阶段有非常短暂的停留时间，并以很快的折返速率抬升到地壳浅部。
It is characterized by the prograde trajectory is parallel nearly to the segment of retrogression, and the early retrograde metamorphism with coupling of decompression with a temperature decrease.
它的特征是进变质与退变质路径近于平行，早期退变质作用为降温、降压过程。
It is characterized by the prograde trajectory is parallel nearly to the segment of retrogression, and the early retrograde metamorphism with coupling of decompression with a temperature decrease.
它的特征是进变质与退变质路径近于平行，早期退变质作用为降温、降压过程。
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