The Ge/Si ratio quantifies the role of recycled crust in the generation of MORBs

Shuying Yang1, Munir Humayun1 and Vincent J M Salters2, (1)Florida State University, Dept. of EOAS & National High Magnetic Field Laboratory, Tallahassee, FL, United States, (2)Florida State University, Department of Earth, Ocean and Atmospheric Sciences & National High Magnetic Field Laboratory, Tallahassee, United States