Fig. 4From: Rock magnetism of quartz and feldspars chemically separated from pelagic red clay: a new approach to provenance studyDepth variation of silicate mineralogy of the quartz and feldspars separate. a Relative abundance of quartz (qz, filled circles), plagioclase (pl, open triangles), and potassium feldspar (K-fds, crosses). b Stack plot of the relative abundance. Vertical dashed lines represent lithostratigraphic unit boundariesBack to article page