Vol. 12, No. 1, pp. 1-21, plates 1-2, 2 text figures November 20, 1919 



UNIVERSITY OF CALIFORNIA PUBLICATIONS 



BULLETIN OF THE DEPARTMENT OF 



GEOLOGY 



GEOLOGY OF A PART OF THE SANTA YNEZ 

 RIVER DISTRICT, SANTA BARBARA 

 COUNTY, CALIFORNIA 



BY ■ . / 



WILLIAM S. W. KEW , f ^£ 

 CONTENTS 



PAGE 



Introduction 2 



Location and topography 2 



Stratigraphy 6 



General features 6 



Jurassic (?) system 6 



Franciscan series 6 



Cretaceous system 8 



Shasta and Chico rocks 8 



Tertiary system 9 



Eocene series 9 



Tejon formation 9 



Oligocene (?) series 12 



Sespe formation 12 



Miocene series 13 



Monterey group 13 



General features 13 



Vaqueros sandstone 13 



Salinas shale 14 



Pliocene series 15 



Fernando formation. 15 



Quaternary system 16 



Terrace deposits 16 



Structure 16 



General features 16 



Detailed structure 17 



Little Pine Mountain area 17 



Santa Ynez River area 18 



S^nta Ynez Mountains area 20 



Conclusions 21 



