university of glasgow 2001

 FIGURE 12b

A mixed valence layered structure with metal spacing of 3.13Å (Pitsch et al, 1995). Compare with mackinawite structure (Fig. 12a)

Figure 12b. A mixed valence layered structure with metal spacing of >= 13.3 Angstroms; (Pitsch et al, 1995). Compare with mackinawite structure (Fig.12a)