GEOLOGIC MAPS AND NOTES ALONG HIGHWAY 49 BOWEN AND CRIPPEN 



".- ' " 



45 



FIG. 10. Volcanic bombs weathering from tuff on Black Creek near Copperopolis, 

 Calaveras County. Photo by Olaf P. Jenkins. 



1'. 





ft 



FIG. 12. Lit-par-lit or injection gneiss in Agua Fria meta-sediments along Owens 

 Creek, Calaveras County. Photo by Olaf P. Jenkins. 



FIG. 11. Aplite dikes cutting Jurassic meta-sediments in Owens Creek canyon, 

 Mariposa County. Photo by Olaf P. Jenkins. 



'/ 



FIG. 13. Lit-par-lit or injection gneiss in meta-sediments along Owens Creek, 

 Calnverns County. Photo by Olaf P. Jenkins. 



