Figure 3. Location of sulfide mineralization with respect to aseismic segments
of the Mid-Atlantic Ridge (Sierra Leone FZ region) (A) and a structurally similar
portion of the South Atlantic (B). Earthquake epicenters, from [CNSS..., 1997].
Cartographic base, from predicted topography [Smith and Sandwell, 1997].
1 - earthquake epicenter, 2 - dredge station, 3 - dredge station with sulfide
mineralization; 4 - structurally similar areas.