Pascua Lame https://news.yahoo.com/barrick-fined-16m-pascua-lama-violations-164342441.html
Or google Pascua Lama Yahoo.
It sounds to me like the remediation work is a good thing, and the cost of full compliance is probably negligibile in the grand scheme of things. But it's hard to understand why Barrick cut corners, because these endless delays are costly.
Death by a thousand cuts?