Key Laboratory of High Temperature and High Pressure Study of the Earth’s Interior;
Institute of Geochemistry;
Chinese Academy of Sciences;
Guiyang 550081;
China;
University of Chinese Academy of Sciences;
Beijing 100049;
China;
Hawaii Institute of Geophysics and Planetology;
School of Ocean and Earth Science and Technology;
University of Hawaii at Manoa;
Honolulu;
HI;
96822;
USA;
Epidote; Hydrous mineral; Subduction zone; High-pressure and high-temperature; Single-crystal X-ray diffraction;