Figure 6. QFL, QmKP, and LmLvLs ternary plots for Site 974 sand samples where Q is total monocrystalline and polycrystalline chert; F is total feldspar; L is total lithic fragments including extrabasinal carbonate lithic fragments; Qm is total monocrystalline quartz; K is total potassium feldspar; P is total potassium feldspar; Lm is total metamorphic lithic fragments including quartz-mica tectonite, polycrystalline mica, phyllite, and slate; Lv is total volcanic lithic fragments including vitric, microlitic, lathwork, and felsitic textures; and Ls is total sedimentary lithic fragments including argillite/shale, siltstone, sedimentary chert, and extrabasinal carbonate (limestone/dolomite).