1843.] CAPT. FREMONT’S NARRATIVE. or 
_ entirely covered. low plain soem — t Lake obtains its salt. 
| which we rode to a mp was ed longer, we shtedd i have nm we in its 
, compact growth of shrubs of sueatinary bed, and in the 
size and Juxuriance. The soil was sandy| By rvation, the latitude of this camp 
_ and saline; flat places, resembling beds | is 41° 15’ 50"’, and longitude 112° 06’ 43". 
of ponds, that were bare of vegetation, and| The o s made duri ur stay 
covered with a powdery white salt, being give for the rate of the chronometer 31”. bi 
in ed among th bs. Artemisia 
tridentata was very but the plants 
= cen saline 
people, who, having been unable to see any- 
ake, had begun to feel 
supply of ong vaporated o 
the fire, the five gallons of water yi 
fourteen pints of very fine-grained and. 
ite salt, of which the whole lake may be 
Yehanie ; ; 
of the salt thus obtaine has been subjected | ri 
to analysis, giving, in 100 parts, the following 
proportions 
Analysis of the salt. 
Chloride of Soi t aro ary ae 
97.80 
Chloride of calcium . 0.61 
Chloride of magnesium. . . . . 0.2 
mere of dia ee ee a eee 
Sulphate of lime . ee a ee 
100.00 
std apaall: ate 
hward. mountai 
sist of the blue rieesdee 
the | served in 
rresponding almost eam with the rate 
s fort. Ba iead: 
Badia a t St. Vra 
‘ort. rometri 
r- | ob venient were mary hourly during the 
d n yam- 
bien ne 
supper; but @ 
ill distinguished us pipe 
our Digger acq es. 
tember 12. The morni 
and calm, with a temperature m4 sunrise of 
— med our Fig late in the 
day, returning by nearly the Ae route 
tere ch we had travelled in to the 
lake ; and, avoiding th vine awthorn: 
uck the hills a little below the acd 
salt springs. 
amped early o 
of the’ high ridge ; one of = 
we ascertained by measurement to be 4,210 
feet above the lake, or Goien 8,400 feet above 
ors sea. Behind these fro the ridge 
rds the r . river mountains, 
lank are rag as — ror oma 
river arm 
| well tim 
them were re birch ( » (etula), the ——4 
r¢ 
of willow (sal ii), catgut) a 
der (alnus viridis), and kal 
me to quercus alba, but very distinct from 
that or any other species in the United 
S 
tes 
We had to-ni, siseeieedahe: Anil 
atc Carson killed near 
ool, the thermometer 
lohowes badd ols 
to the northward, 
the same ridge 
| alternating here with a arc oa gat 
mentioned. One of 
ee eee | 
'| was broken up into several channels ; 
