The American Exploration & Mining Association was joined by a coalition in filing a challenge last Friday in the Wyoming district court.
There are some 10,000 mining claims in Grassy Narrows’s interim area of interest for over more than 2,850 sq. km in the province’s far northwest.
Portugal already has the largest copper mine in the European Union, operated by Lundin Mining.
McIlvenna Bay is currently host to the largest undeveloped VMS deposit in the Flin Flon region in Saskatchewan.
