Go to GRAND CANYON Explorer home page

Grand Canyon Rock Layers

Grand Canyon Rock Layers


The following mnemonic sentence provides an easy way to remember the primary rock layers in the Grand Canyon:
Know Kaibab Limestone
The Toroweap Formation
Canyon's Coconino Sandstone
History, Hermit Shale
Study Supai Formation
Rocks Redwall Limestone
Made Muav Limestone
By Bright Angel Shale
Time Tapeats Sandstone
The only primary layer that is missing here is the Vishnu Schist which you will simply have to remember to add.

Grand Canyon rock layers

[ Grand Canyon Home ]
Copyright © Bob Ribokas, 1994-2000, all rights reserved. This publication and its text and photos may not be copied for commercial use without the express written permission of Bob Ribokas.