Figure 2. TiO₂ vs. MgO diagram comparing the Site 1001 basalt glass reported in this paper and the whole-rock (WR) basalts from Site 1001 (Sigurdsson, Leckie, Acton, et al., 1997) to the basalts recovered in nearby Site 152 (Bence et al., 1975) and modern basalt glass from the East Pacific Rise (EPR; Joint Oceanographic Institutions, Inc. compilation).