Figure F18. Composition (atom % Si-Fe-Mn) of jasperoid veins from Site 1189 (solid squares), compared to seabed deposits of Fe oxyhydroxide/nontronite/opal (open triangles), Mn oxide (solid circles), and mixed Fe-Mn oxides (open squares) at PACMANUS (from Binns et al., 2002, plus additional data).

Figure F18. Composition (atom % Si-Fe-Mn) of jasperoid veins from Site 1189 (solid squares), compared to seabed deposits of Fe oxyhydroxide/nontronite/opal (open triangles), Mn oxide (solid circles), and mixed Fe-Mn oxides (open squares) at PACMANUS (from Binns et al., 2002, plus additional data).