Freeport may have to cut Grasberg output by 40%

[caption id="attachment_763020" align="aligncenter" width="600"] Grasberg is the world's largest gold and second-largest copper mine.[/caption] Freeport-McMoRan Copper & Gold (NYSE:FCX) is reportedly trying to get permission from the Indonesian government to keep exporting copper concentrate from its flagship Grasberg mine, as...