Department phone: 510.885.3486
Fax: 510.885.2526
Office: N341 North Science

Oakland Conglomerate Page

Field Trip to Franciscan Complex

January 2009

Shell Beach, Sonoma County, Ca.

Pt. Reyes Station/Nicassion Reservoir, Marin County, Ca.

 

 

 

 

 

 

 

 

 

Shell Beach, Sonoma County, CA

Serpentine blocks in matrix

Sonoma Coast

Sandstone block in matrix, original bedding and bouma sequences observed.

Varicolored chert block (red n' green) in matrix.

Hey, ya lookin' fer a lift? Get on up here!

Road Cut Especial !

Pillow Basalt, located out yonder from Pt. Reyes Station, a we bit from

Petaluma, and a tad from busy-busy downtown Nicassio, well west of

Eureka Nevada.

Franciscan Complex sandstone and shale interbeds