User blog comment:Lvdoomien/The beginning/@comment-2106167-20110523151348/@comment-2106167-20110523195716

Ice is something "physical" too, and yet we have the Hie Hie no Mi: Aokiji's ice breaks every time he's injuried, and yet every time he recreates himself out of it. There's no reason stone, often being considered an element (Well, actually it's earth, but they share many similarities) couldn't be a Logia.