Pudding stone from Lake Huron in Michigan. This is a conglomerate of stones set in sandstone and hardened over years and years. The red in the stone is Jasper. There are all kinds of stones in them and each is uniquely beautiful.
A Petoskey stone .is a rock and a fossil, often pebble-shaped, that is composed of a fossilized coral that lived 350 million years ago. The rocks rounded in the surf along the shores of Lake Michigan near Petoskey, Michigan.