PEALE.] 



GEOLOGY SECTION NO. 3. 



201 



0. 



[ 



< 



.40 feet. 



.19 feet. 



i 



.2 \J- 



\ 



Section No. 3. 



Granite. 



Coarse grayish white saudstone, 20 feet. 



Coarse dark-greeti' sandstone, 4 feet 



Coarse gray sandstone, 6 feet 



5. Brick-red sandstone, with green hiyers, 



20 feet 



u. Eed and greenish limestone, 5 feet 



7. Irregularly laminated limestone, 3 feet. . 



S. Eed limestone, 1 foot 



9. Eed shaly limestone, 1 foot f 



10. Eed limestone, 2 feet | 



11. Eed limestone, with flint nodnles, 7 feet. 3 



12. Limestone, with interlaminated shales, 7 feet. 



13. Eed shaly limestones, with fragments of fossils, (Silur.,) 4 

 feet. 



Gray purplish and yellow limestones, 279 feet. 



iKiVe ^ed" skndston^v;.:.:: : ::::::: I ^bouti,ooofeet. 



Space of 200 feet. 



White sandstone, becoming pink below 60 feet. 

 19. Calcareous shales, dark and light red, with green layers, 20 

 feet. 

 Pink-mottled shales, 1 foot. 

 Light-red sandstone, 2 feet. 



Eed calcareous shales ) n i„pr,po 



Green calcareous shales ) " * 



24. Brick-red shales, 6 inches. 



25. Compact sandstone, 3 inches. 



26. Fine-red calcareous shales, 6 inches. 



27. Sandstone shale, 6 inches. 



28. Gray arenaceous limestone, 5 feet. 

 ?. 29. Space, 57 feet. 

 [ 30. Gypsum bed, 57 feet. 



31. Soft gray sandstone, 3 feet. 



32. Compact limestone, 2 feet. 



33. Pebbly limestone, 2 feet. 



34. Compact gray limestone, 18 inches. 



35. Hard calcareous clay shales, 4 feet. 



36. Space, 49 feet. 



\ d. { 37. White massive sandstone, 200 feet. 



"8. White fine- grained sandstone, becoming yellow ') 

 as we go down ; again white near the bot- | 

 torn, we have a layer that is lignitic, contain- j 

 ing fragments of stems and leaves. This is ^ . . .57 feet, 

 just below the yellow layer in which I found 

 fragments of shells {Lingula) that were very 

 indistinct 



<: 



14. 

 15. 

 16. 

 17. 

 18. 



20. 

 21. 

 22. 

 23! 



1 L 



o 



i c. 39. 

 ? ^40. 

 I 141. 

 :<[42. 

 £ 143. 

 : [44. 



Space, 150 feet. 



i 



White shaly limestone 



Bluish calcareous and argillaceous shales . . . 



White shaly limestone, (fossiliferous) 



Dark-gray limestone, (fossiliferous) ..... 



( 5^ (^t'±. White limestone, with cross fracture 



This section extends over about three-quarters of a mile. 

 Beds No. 2 to No. 14, inclusive, have a dip of only 10°, 



I- 



36 feet. 



..46 feet. 



and are all 



