1919] Kew: Geology of a Part of the Santa Ynez River District 5 



Fernando formation 

 (Pliocene) 3000' m 



Monterey grroup 

 (Miocene) 4000' it ' 



Sespe fomjatioii 

 (Oligocene?) 1700' 



Tejon formation 

 (Eocene) 2800' = 



Sliasta and Chico rocks 

 (Cretaceous) 8000'± 



Frnnciscan series 

 (Jurassic ?) 



o" ci ■ . d Q b o o 



O -O ■ OVIO" o : O. 



QuaLernary terrace ^I** 

 uhi\ alluvium. 



Saii'Istone and con;;lomerate: 

 marine at base, but tervcstrial 

 in upper part- 



Salinas shale; 600O± foet of 

 elicits ami clay sliales. 



V'aqueros formation ; :U0O± 

 foet of niassivi* sarxlstnnos tnl 

 lowed by shaley fine-;:raiiieil 

 saitiistones inipregnatcil witU 

 l<etroleuiu. 



Faoclomcrate, varicolor 

 sive, cross-be.i-letl sar 

 and soft red ■ and :;rp 

 glnniera t if sand-itono. 



'I'luii bedJed sandstone. 



DiifF-coIored massive sandstone. 



;iv sliales and tliin-bediled 

 Mt>toiie. 



I'ppcr mcnibrr; ^iandstom?, slialc, 

 and ni!is.'>i\e i.onj;lunierati'. 



I.uvver mernbcr; greenish shales 

 and minor thit liiiessos of thin- 

 tedded bandstone aud eoagloui- 

 crate. 



Complexly folded and broken 

 ► saiiil-.tonc, radiolarian chert, 

 and shale. 



J .ar^'cly iiiti iisive scrpeotiae, 

 b;i3ait, aud p,ahhro. 



Fig. 2. Columnar sectiou of strata exposed iu the Santa Ynez River district, 

 California. 



