LEGEND 

 LlATERNARY Alluvium JO" 1 ] 



Pliocene |fmr | Merced 



UPPER MIOCENE I Xpt I Petaluma 



LOWER MIOCENE |Tm I Monterey 



I Jf I Franciscan 



DICKERSON] Plate 39 



VOL CANICS 



.OGICAL CROSS-SECTION 



ALONG LINE A-B ON 



A 8c SANTA ROSA QUADI 



GE OLOGIST - RE DICKER50N 

 WZONTAL &VER1ICAL SCALES IIn-2000Ft 



' 



