metallophilia

me·tal·lo·phil·i·a

(mĕ-tal'ō-fil'ē-ă),
Affinity for metal salts; for example, the affinity of the cytoplasm of cells of the reticuloendothelial system for silver carbonate stain and salts of gold and iron.
[metallo- + G. philos, fond]

metallophilia

(mĕ-tăl″ō-fĭl′ē-ă) [″ + philein, to love]
The property of some tissues of binding certain metal salts.