Figure F56. TiO2, Zr, V, and Sc vs. Al2O3 in peridotites from Site 1272. Site 1268, 1270, and 1271 peridotite composition and published data on Leg 153 Site 920 peridotites (Casey, 1997) are shown for comparison. Dashed lines = detection limits (DL) for TiO2, Sc, and Zr.