After it heard opponents last week, the court now gives room to the proponents of the US$2.5bn iron ore-copper project.
Newmont also submitted a joint venture proposal to Barrick to combine operations in Nevada.
Vale temporarily removes top execs, names interim replacements
The Brazilian steel producer has built a significant amount of additional financial flexibility to withstand the cyclicality of the steel industry, analysts said.
Sonny Perdue said he is working to convince US President Donald Trump to replace 25% tariffs on Mexican steel with quotas, as Mexico's retaliatory levies hit US farmers.