The West American § 
Vol. Xi No. 4. February, 1900. 
GEOLOGY. _ inca ies a goligeae poin 
was almost a tierra incognit 3 
GEOLOGY OF SAN DIEGO COUN- (yr ee ee began his e6reem 6 : 
TY, CALIFORNIA: fall, and the many in eaceetnse dis 
seats made bear out this stat 
nent. 
By Haro_p W. siteeogian, B.S) 
The physical features of the « coun : 
L ey have been too well J 
- T. 8. Van Dyck and 
ego county was totally neglected by 
oo the geological eo of California, 
under Prof. Whit 
: n the’50s the acai was crossed of crystaline r 
by Prof. Blake, 1m connection with and the leve 
_ the Pacific railroad survey, but con- ' 
cally and 
with the crystalline me 
oo. a ie ‘moun tains 
Ing . 
Goodyear, in connection g 
Bureau, and one considere hee , 
een over the phi, is undoubtedly 0 of an eru 
county somewhat, but their notes yature. _ a usuall 
‘contain xry lit tle geological infor- aantytne dee ae so th: 
5 natio Many foss’ 1 shells = paces ig it "al ue buildin ng 
been described from the coast, 
no iy gue notes have 
- mi a _ these pas Gold z ane ‘the 
; 1e posits do not ‘ofts an 0 
: geology of the desert by C. ee Or- granite, but in the es : 
-eutt, are, 3 sore a that has — arms of gneiss: und x mica apis 
written. sual th lie 
