Figure F12. TiO2 vs. B for serpentinite muds and metamorphic clasts from Legs 125 and 195. Depleted mantle B = ~0.25 ppm (Ryan and Langmuir, 1993). The B enrichments in the metamorphic clasts are independent of their protolith type (expressed as variable TiO2).

Figure F12. TiO₂ vs. B for serpentinite muds and metamorphic clasts from Legs 125 and 195. Depleted mantle B = ~0.25 ppm (Ryan and Langmuir, 1993). The B enrichments in the metamorphic clasts are independent of their protolith type (expressed as variable TiO₂).