Mercury Pollution’s Oldest Traces Found in Peru

Publication: National Geographic magazine   Date: May 18, 2009   View Article

Demand for the mercury compound vermilion was strong enough to support a large-scale mercury mining industry in the Andes as far back as 1400 B.C., according to a new study.

A bright red pigment, vermilion was used in ancient Andean rituals and is frequently found adorning gold and silver ceremonial objects in ancient burials of kings and nobles in South America.

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