The most recent resource estimate is 38.4 million inferred tonnes grading 4.58% zinc and 1.85% lead, containing 3.9 billion lb. of zinc and 1.6 billion lb. of lead.
Iamgold can increase its interest in the Nelligan gold project by a further 24% by spending C$2.78 million in cash and producing a 43-101 technical report before March 2022.