Figure 4. Spider diagrams showing trace element data for five saponite samples, determined by ICP-MS. A. Trace elements normalized to average N-MORB. B. Trace elements normalized to the trace element concentrations reported for the immediate host rock (M. Constantin, pers. comm., 1998).

Figure 4. Spider diagrams showing trace element data for five saponite samples, determined by ICP-MS. A. Trace elements normalized to average N-MORB. B. Trace elements normalized to the trace element concentrations reported for the immediate host rock (M. Constantin, pers. comm., 1998).