province plombo-argentifère

OBS: Par analogie avec «province stanno-argentifère» (voir fiche).

CONT: Among the examples of metallogenic provinces in North America are the gold province on the Canadian Shield ...; the lead-zinc province of the Mississippi Valley ...; the copper province of the southwestern United States ...; and a large silver-lead province in north central Mexico, which contains widespread, lead-zinc ores very rich in silver.