Wasatch formation 



Generalized section from 



southwestern part of Kaipo- 



rowits Plateau to upper 



part of Marble Gorge 



Top of plateau 



pahota(7)aar>d6ton<».?5-B0rt 



Wahweap 

 sandstone 

 L200-i,290fe*t 



Stra.ghtCl.ffs 

 sandstone 

 950-1,000 feet 



Tropic shale' 

 630 feet 



Entrad* sandstone ,205 feet 



Wingate sandstone 

 450 feel 



Chinle formation 

 850-980 feet 



Shin a rump congl ,0-1 15 feet 



Coconino sa ndstone. 0-9 3 Teet 



— — Supai formation 



D 

 O 



a' 

 u 

 O 



_ — — 







SSI 



Kaiparowiti 

 formation 

 2,00 01 feet 



UH 



£==3 



---- 



Wahweep 

 sandstone 

 1,300 feet 



^_"^L_- 







Straight Cliff* 

 sandstone 

 L250 feet 









Tropic shale 

 640 feet 



^Dakota r) sands ton* F 5D - feet 



b« 



» . A!? ' 



Morrison format.on. 300 *ft. 



V 



In. J 



: . _ — : 



1 



2 



5ummervilt#form«t.oi\t00ift 





Errtrada sandstone 

 650 feet 





Carmel formation. 170 feet 



i. -i - - 



N* 



vajo sandetona 

 3O0!fe«t expoaad 



Generalized section of lower 

 San Juan River Canyon 



Generalized section of south- 

 eartern and north-central 

 _, parts of Koiporowits 

 '' Plateau along Last Chance 

 Creek to Table Cliff Plateau 





EXPLANATION 



Morrison formation, 250 i feet 



Shale and aandstoneJ*0-2?0rt 



Navajo sandston 

 675 feet 



YodirtoWforoation.lOOtft 



Chinle formation 

 1,000 feet 



Shinarumo congl.,Q-2?0n 



MoenUopi formation 

 840-1,010 feet 



Goodridge formation 

 1.338 feet 



Limestone Limestone con- Dolomite 

 tfl.n.ngnodules 

 of chert or flint 



gSSS 





■■■ •■■ - - 









= '~-~ a 





Shale Sandy shale Conglomerate Gypoum 



Generalized lection ot rocks 

 in »ovthwe«tern Colorodo 



Generalized lecfion of Orel* 



Cliffs. Woterpocket Fold, 



ond Henry Mountains 



Unconformity 



Fig. 26.5. Paleozoic and Mesozoic formations of the Kaiparowits Plateau and lower San Juan 

 River Canyon. After Gregory and Moore, 1931. 



Fig. 26.6. Paleozoic and Mesozoic formations of Circle Cliffs uplift, Henry Mountains, San 

 Rafael swell, Wasatch plateau, and southwestern Colorado. After Gregory and Moore, 1931. 



411 



