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 21 
veins in the auriferous slates of the Bernardino 
Sierra ; 
in sandstone 155 
at Georgetown 273 
rock near Cave City 259 
boulders or drift at Michigan City 265 
mines and mills at Grass Valley 此 268 
Quartzite in thick beds 27 
Quartz Cafion 274 
Quartzburg 
On Cr dee | 
8 42, 49, 12, 203 
Douglasii 203 
rryana 203 
Macradenia, at the Tejon Pass 39, 203 
crassipocula 203 
imbricaria 126 
Garryana 203 
Hindsii 6, 39, 254 
Qui Quai Mungo range 137 
rancho 80 
R 
Rain at San Felipe 105 
on the Desert 
Raised beach at San Pedro 129, 130 
Rancho of San Francisquito 71 
Ranges of the Coast Mountains 139 
Ravines in the clay of the Desert . ; 101 
Red sandstone at Panama 2 
and clay 104 
Red clay of the Colorado river - 312 
wine 75 
Ridges of white limestone 52 
Rio de los Angeles 13,15 
Ripple-marks on the sand 95 
on the blown sand of the Desert.......- 242 
Rivers of the Tulare Valley 192 
of the Great Basin 222, 223 
of the California Valley - 143 
River-drift along the Chagres River 2 
ancient and auriliffóus .....:222-.42-52--- 277 
Road from Cruces to Panama = 2 
Rocks cut by driving sand 91,92 
Rock Creek Ditch . 268 
Bar Mining Company 35. 240 
fing slates. eas RS 
Haunded hills of Reticle cu. Asiens 4 
Williamson’s Pass --------------- 62 
near San Pasqual ekle EA 
ra 
8. 
Sacramento 961 
Sage bush 62,63 
Salicornia. 48 
Salinas ati valley of. 141 
ge 39 
Saline incio on the shores of the Tulare lakes.. 33 
Salt Cr 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 
on the lee side of obstac 43‏ وی 
cutting and polishing of rocks and Be by.91, -‏ 
Sand an a San Francisco‏ 
Sand Hills of the Colorado Desert............ 119, 120, = 
extent of, determined by the terrace ...240, 241 
outlines 0 
relations to a railroad route 244 
at Deep 96 
Sand-beach near San Francisco 160 
Sandstone of San Franci 4 
of the Diablo Bange........ .....----.-- 9 
of the valley of the Merced 12 
forming table hills 14 
underlying basalt 22 
in rounded hills near White Creek. ........ 
f the Cafiada 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 Fernan 72, 13, 7 
ass 
between San F En and Los Angeles... 75, = 
of the Cajon Pass 
strata, concretionary------------------ 103, = 
of Carrizo Creek 122 
of San Die 
of San np 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 
at San Pedro 
of the Great Basin, upraised.......---- 183, 184 
of the Cafiada de las Uvas 
of the Great Basin - 219 
near Stockton and Knight's Bud ss 254 
as a building material .--.--.------------ 282 
of Benicia-- uss 283 
Fort Ross---.--- 283 
Sandstone hills along Carrizo Cre: ok 108 
Sandstoue strata uplifted at the head of the Tulare 
Valley ---------- 42, 45 
