Here’s the latest in a case we’ve been following that involves a local government prohibiting, via a zoning ordinance, the mining of silica (used as “frac sand”). Kind of like how Pennsylvania barred certain coal mining in our old friend, Pennsylvania Coal Co. v. Mahon, 260 U.S. 393 (1922).
In Minnesota (where our story takes place) the right to subsurface minerals is separate from the rest of the land. Kind of like how Pennsylvania law recognized subsurface rights as a separate “stick” in Mahon. Here, the plaintiff owned several leases which allow it to mine silica. Sounds like a property interest, no?
Well, no. At least not to a majority of the Minnesota Supreme Court, which held in Minnesota Sands, LLC v. County of Winona, No. A18-0090 (Mar. 11, 2020) (affirming the court of appeals) that the right to mine silica was a property right, but





