Figure 3

(a) Plot of δ7Li values versus the distance from the rim of olivine grain; (b) δ7Li values and Li content of olivine plot along the mixing line between seawater and subcontinental lithospheric mantle (close to the normal mantle).
(a) Plot of δ7Li values versus the distance from the rim of olivine grain; (b) δ7Li values and Li content of olivine plot along the mixing line between seawater and subcontinental lithospheric mantle (close to the normal mantle).