A novel procedure for Rubidium separation and its isotope measurements on geological samples by MC-ICP-MS

Jinlong Ma1, Zhuoying Zhang2, Gangjian Wei2 and Le Zhang3, (1)GIG Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, Guangzhou, China, (2)Guangzhou Institute of Geochemistry, CAS, Guangzhou, China, (3)Louisiana State University, Oceanography and Coastal Sciences, Baton Rouge, United States