MINOT, N.D. - The North Dakota Supreme Court issued a unanimous opinion on Oct. 2 affirming a lower court judgment in a quitclaim dispute over the ownership of the mineral estate under a tract of land in McKenzie County, N.D. (Debbora Rolla, et al. v. Greggory G. Tank, et al., No. 20130035, N.D. Sup.; 2013 ND 175).