364 Whitney’s Geology of California, 
. 
116th meridian 
they have afforded a large amount of gold. 
he most of the northeastern part of the state is covered by 
lava. One patch, continuous or nearly so vers f not 
y SO, covers an area O 
less than 10,000 i : 
sq 
yond the borders in the little known regions adjacent on the 
and east. Cretaceous strata pass beneath this lava oD 
