Flood Basalts. These are areas that are built up by huge flows of lava. Creation and Noah's Flood. The events that caused global mass extinctions, must have occurred at the flood. Or it is possible that some of what we see is evidence of the forces at work during the first two days of creation.
Since Ti/V and Yb/V are low in FAB's and have high concentrations of fluid soluable elements than other spreading centers, And they plot along the line of the two plates these likely were the initial lavas that erupted when the Pacific Plate subducted the Philippine Plate at 51 Ma