INDEX 
IX 
Page. 
Purity of the air on the Desert_ 103 
Pyrites. 15 
in slate ..._ 260 
at Georgetown... 274 
Q- 
Quarry at the States Prison...148 
Quartz in slates...___ 27 
veins in the auriferous slates of the Bernardino 
Sierra. 60 
in sandstone-----155 
at Georgetown____273 
rock near Cave City_259 
boulders or drift at Michigan City..265 
mines and mills at Grass Yalley_268 
Quartzite in thick beds_ 27 
Quartz Canon_......_274 
Quartzburg ________ 13 
Quercus agrifolia_.......42,49, 72,203 
Douglasii...203 
Parryana..203 
Hacradenia, at the Tejon Pass.39, 203 
crassipocula ....— 203 
imbricaria.......126 
Garryana_ 203 
Hindsii. 6,39,254 
Qui Quai Mungo range ... 137 
rancho........... 80 
E. 
Bain at San Felipe.....105 
on the Desert. 119 
Eaised beach at San Pedro...129,130 
Eancho of San Francisquito____ 71 
Eanges of the Coast Mountains____139 
Eavines in the clay of the Desert ..101 
Eed sandstone at Panama. 2 
and clay__ 104 
Eed clay of the Colorado river_ 112 
wine.._ 75 
Eidges of white limestone_ 52 
Eio de los Angeles.73,75 
Eipple-marks on the sand_ 95 
on the blown sand of the Desert.242 
Eivers of the Tulare Valley. 192 
of the Great Basin....,___222, 223 
of the California Valley_,_143 
Eiver-drift along the Chagres Eiver.._ 2 
ancient and auriferous . __ 277 
Eoad from Cruces to Panama. 2 
Eocks cut by driving sand.......91, 92 
Eock Creek Ditch_ 268 
Eocky Bar Mining Company....... 270 
Eoofing slates._ 13 
Bounded hills of Benicia.. 4 
near Williamson’s Pass_ 62 
near San Pasqual___ 127 
F 2* ' 
S. 
Page. 
Sacramento_____261 
Sage bush...62, 63 
Salicornia_ 48 
Salinas Eiver, valley of_ 141 
range . 139 
Saline incrustations on the shores of the Tulare lakes.. 33 
Salt Creek. 104 
Salt. 309 
Pond, or Casteca Lake. 47 
Sand, in the bed of Carrizo Creek.,.107 
of the Desert, form of the grains_241 
principal accumulations of_241 
accumulates on the lee side of obstacles_243 
cutting and polishing of rocks and minerals hy.91, 92 
Sand Hills of San Francisco.. 4 
Sand Hills of the Colorado Desert_119, 120, 240 
extent of, determined by the terrace_240, 241 
outlines of.. 242 
relations to a railroad route.. 244 
at Deep Well. 96 
Sand-beach near San Francisco .. 160 
Sandstone of San Fran cisco ..... 4 
of the Diablo Eange. 9 
of the valley of the Uterced...... 12 
forming table hills. 14 
underlying basalt.. 22 
in rounded hills near White Creek_ 30 
of the Canada de las Uvas.....48,49 
Eocene, filled with fossils ..46,163 
containing silicified stems.. 49 
near the entrance to the Tah-ee-chay-pah 
Pass_ 52 
brecciated strata_55,56 
in the Pass of San Francisquito_57,58, 59 
of Williamson’s Pass. 70 
of the San Fernando Pass_72, 73,177 
between San Fernando and Los Angeles..75,177 
of the Cajon Pass..... 86 
strata, concretionary--103,175 
of Carrizo Creek_ 122 
of San Diego.-.128 
of San Francisco and the vicinity_145,156, 282 
of the San Juan Mountains-__ 152 
of Bellingham Bay. 153 
metamorphosed, of San Francisco..155 
imbedded in serpentine....,...158 
at Chico Creek_ 173 
atSan Pedro.-. 178 
of the Great Basin, upraised_183,184 
of the Canada de las Uvas_210 
of the Great Basin. 219 
near Stockton and Knight’s Ferry_254 
as a building material. 282 
of Benicia...-.-.283 
of Fort Boss.-.283 
Sandstone hills along Carrizo Creek- 108 
Sandstone strata uplifted at the head of the Tulare 
Valley.-.-.42,45 
