Retrograde metamorphism of the eclogite in North Qaidam,western China:Constraints by joint40Ar/39Ar

• 作 者: Rongguo Hu Jan Wijbrans Fraukj
• 机 构: StateKeyLaboratoryofIsotopeGeochemistry,DepartmentofEarthSciences,UniversityofChineseAcademyofScienc
• 出 处: 地学前缘：英文版
• 发表日期: 2015年5期
• 关键词: 40AR/39AR techniques In vacuo CRUSHING AMPHIBOLITE 40Ar/39Ar techniquesIn vacuo
• 基金项目: funded by the Chinese Academy Sciences-Royal Netherlands Academy of Arts and Sciences(CAS-KNAW)Joint PhD Training Programme(ISK/3523/PhD),the joint research project between the CAS and the De Koninkli

Two amphiboles and a syn-metamorphic quartz vein from the Yuka terrane,North Qaidam,western China,have been analyzed by joint40Ar/39Ar crushing in vacuo and stepwise heating techniques.The crushing in vacuo results provide information to directly constrai