The Satan’s Marbles, often known as Karlu Karlu, are composed of granite, and that is an igneous rock shaped from the gradual cooling and solidification of magma or lava deep beneath the earth’s floor. #DevilsMarbles, just one hour's travel south of #TennantCreek Formed in excess of millions of a long https://antonioe940aay5.shoutmyblog.com/profile