Sandstone shale comparison Welcome to BFSU: › Forums › Volume Two › Learning Progression “D”: EARTH AND SPACE SCIENCE › Lesson D-11A. Uncovering the Earth’s Past › Sandstone shale comparison This topic has 0 replies, 1 voice, and was last updated 5 years, 6 months ago by Bernard Nebel. Viewing 0 reply threads Author Posts June 17, 2019 at 2:00 pm #7661 Bernard NebelKeymaster Two of the most common kinds of sedimentary rocks are shales (derived from settled clay particles) and sandstones (derived from settled sand). Note the difference in appearence. http://www.iupui.edu/~g107/mod21/lecture05.htm Author Posts Viewing 0 reply threads You must be logged in to reply to this topic.