148 w. (). citosi'.v — ARCHJ<;AX-('A^rl•.l!lA^' coxtaci' i\ coloiiaix) 



l>ct\vcen the limestone ridge and l'\)Unt;iiii ci'eck aic lour outliers of 



the Cambrian sandstone capping liills of granite — two nortli and two 



yy south of the cari'iage road to 



the Grand cavern — affording 

 admii-a])le exposures of the 

 contact. The two southern 

 and smaller outliers are 

 clearly on the north-south 

 axis of the overthrust fold 

 described above (figure 5), 

 and in the second one, from 

 the south especially, the 

 Cam))rian Ijeds are very 

 sharply Hexed upward on the east side. It is obvious that the east side 

 of Ute pass is here marked by a sh;irp monocline dipping west, pitching 



W. 



N.W. S.E. 



I inch = 4 feet. 

 FKiUKE 1(1. - Contact modified !>;/ a Tliriist Fault and Flc.rur 



jnch = S|eet. + 



inch = 4|eet. 



Figure W.—Anrpilar Erosion. Irregularity/ of the Contaet. 



TiGUKE 12. — Slight Erosion Irrrr/ulnriht of 

 the Contact. 



south, and dying out northward, and proljably developed as a series of 



faults in the granite. On the south side of the second outlier is a clear 



oblique and reversed fault of 



the contact (figure 10), which 



is evidently connected with 



the sharp upward flexure of 



the beds. 



North of the road to the 

 Grand cavern, at the extreme 

 southern end of the third out- 

 lier, which has the normal 

 southeast dip of 5 to 10 de- 

 grees, is a very marked irreg- 

 ularity of the contact (figure 

 11), which is evidentl}' orig- 

 inal, as shown by the welding 























.'■.;':';';': :/'. '. ; ; 











+ ^ 



^ + ^ + + + .'.".• 

 4. + + +++•• • 





T 



- ■ 4- + 



- + + + 



+ + . 



'■•■•0 



+ 



+ 4- 

 + ^ 



+ 



+ 



+ 

 -*- 



■+• 4- + -i 

 4- 4- 

 4- 







1 in ell = 4 f ect . 











F 



IGVliE 13 



. — Contact broken 



6.1/ a 



G 



ravity 



Fault. 



