Geochemical Association of Ni ²⁺ , Zn ²⁺ , Pb ²⁺ , Ag ⁺ , Cu ²⁺ , and Co ²⁺ Ions in Natural Pyrite

Figure 7

Percent adsorption versus pH for Co²⁺ adsorbed on pyrite: in presence of (a) none; (b) Ni²⁺; (c) Zn²⁺; (d) Pb²⁺; (e) Ag⁺, and (f) Cu²⁺ ions.

(a)

(b)

(c)

(d)

(e)

(f)