北京大学,地球与空间科学学院,北京,100871;
Institute of Mineralogy, Petrology und Geochemistry, University of Freiburg, 79104 Freiburg, Germany;
HSK, Paul-Scherrer-Institute CH-5232 Villingen PSI, Switzerland;
Institute of Mineralogy, Petrology und Geochemistry, University of Freiburg, 79104 Freiburg, Germany;
北京大学,地球与空间科学学院,北京,100871;