Cambrian sequence in western Grand Canyon, Arizona

Physical Stratigraphy, Correlation, Biostratigraphy, (Prospect Mountain Fm)(Prospect Mountain quartzite)Tapeats Sandstone - Tonto Group - Cambrian, (Pioche shale)Bright Angel Shale, (Lyndon limestone)(Lyndon fm), (Chisholm shale), (Mead Limestone), (Peasley Limestone)Muav Limestone - Tonto Group, (undifferentiated dolomites)(supra-Muav sequence)(Grand Wash dolomite),