DOLORES RIVER SECTION 465 



Dolores River section of the Cutler formation — Continued 

 Top Pag© 



35. Massive sandstone, coarse grained, cross-bedded, streaked with light- 

 colored layers ; some shaly partings 15 



34. Friable sandstone, purplish and grayish layers alternating irregularly. . 20 



33. Sandstones, finely laminated, compact, cross-bedded, variegated 25 



32. Calcareous clay shales, graduating into more massive sandy shales and a 



rather tough sandstone 10 



31. Sandstone, micaceous, red or green, carrying a thin layer of coarse con- 

 glomerate near the top 10 



30. Arkose sandstone, cross-bedded, white 20 



29. Sandstone, micaceous, red and green 6 



28. Arkose sandstone, coarse grained, white 7 



27. Sandstone, compact, micaceous, salmon color to red 10 



26. Calcareous shales, green and brown 5 



25. Sandstone, micaceous and compact, containing layers of gnarly lime- 

 stone from 2 to 1 2 inches thick 18 



24. Calcareous sandstone, generally red, but mottled ; contains thin layers 



of gnarly limestone 15 



23. Arkose sandstone, cross-bedded and conglomeratic in part; this layer is 

 purple at the base, and this color alternates with greenish-yellow and 



red bands ; in the upper part a white and cream color prevails 30 



22. Sandstone, rather flaggy, containing a layer of gnarly limestone at the 



base 18 



21. Calcareous sandstone, shaly in the lower part and containing gnarly 



limestone near the top ; color, bright red 10 



20. Sandstone, micaceous, massive, becoming flaggy at the top, where it 



contains limestone nodules ; color, red 5 



19. Calcareous sandstone, containing small limestone nodules near the top; 



color, red 5 



18. Calcareous sandstone and red arkose, containing limestone pebbles; 



purple and white in the upper part ; red below 12 



17. Covered 12 



16. Arkose sandstone, variegated, red, white, and purple 6 



15. Sandstone, micaceous, flaggy 5 



14. Arkose sandstone, flaggy, becoming finer grained and micaceous in the 



upper part ; color, pink, with narrow white bands 15 



13. Arkose sandstone, somewhat conglomeratic in the upper part, and with 

 thin shaly bands near the center and at the top; color, white and 



pink, irregular bands 35 



12. Sandstone, micaceous, flaggy, very thin bedded at top ; color red 10 



11. Calcareous sandstone ; a few thin layers of nodular limestone; color, red. 7 



10. Sandstone, micaceous, flaggy ; color, red 6 



9. Sandstone, micaceous, flaggy, becoming more compact in upper part ... 15 



8. Arkose sandstone, white, banded with red 7 



7. Calcareous sandstone, rather poorly exposed in the upper part, but flaggy 

 and somewhat shaly, becoming more shaly in the lower part, and con- 

 taining nodules of limestone ; color, red 35 



6. Arkose sandstone, red above, white below 6 



