.0                                                                              
                                                                                
                                                                                
@cc    CHINLE AND CHUGWATER FORMATIONS                                          
@c     CHINLE FORMATION--Red siltstone, sandstone, and limestone-pellet         
         conglomerate                                                           
@d     DOLORES FORMATION--Red siltstone, shale, sandstone, and limestone-       
         pellet conglomerate                                                    
@dg    DOCKUM GROUP--Red sandstone, siltstone, and local limestone