(a)
(b)
(c)
(d)
Figure 7: Cross-sectional TEM image (a), EDS line profile (b), EDS quantitative analysis of selected points , , , and (c), and SAED (d) of region in rust formed during 56-day immersion of 18Mn in 3.5% NaCl solution at 60°C, where subscript M indicates magnetite.