There’s an old saying: Truth is stranger than fiction. When it comes to the absurd notion of locating a Chilean billionaire-owned sulfide-ore mine in the water world that is the Boundary Waters Canoe Area Wilderness watershed, on the shores of Birch Lake near Ely, with the expectation the mined ore would be sold to China, you get the picture. “These are some of the wildest, most pristine public lands and waterways in the nation, places I pledged…