The Morton Gneiss is an Archean-age migmatitic gneiss found in the Minnesota River Valley of southwestern Minnesota.
Henry Morton Stanley | Morton Feldman | gneiss | Morton | Samantha Morton | Morton Smith | Thomas Morton | Morton Subotnick | Morton's The Steakhouse | Morton Salt | Greenock Morton F.C. | Thomas Morton (playwright) | Oliver P. Morton | Morton H. Smith | Morton Grove, Illinois | Marcus Morton | Levi P. Morton | Chet Morton | Tex Morton | Morton Halperin | Morton Grove | Morton Glacier | Morton Deyo | Morton DaCosta | Morton Beiser | Kate Morton | Julius Sterling Morton | John Morton | Colin Morton | William Morton Wheeler |