RESEARCH· ·1970·

B18
PETROLOGY AND PETROGRAPHY
TABLE 2.-Chemical analyses of water from Chalk Creek and hot
springs at Mount Princeton, Cottonwood Creek, Poncha Hot
Springs, and Browns Canyon, Chaffee County, Colo., and
spectrographic analyses of residues
fChemical analyses 1-3, by M. J. Fishman and C. G. Angelo; 4, by H. C. Whitehead;
and 5, by C. R. Howard. Spectrographic analyses, by P. R. Barnett. Leaders( __ )
indicate not determined]
1 2 3 4 5
Hortense Cottonwood Chalk Poncha Spring at
Hot Spring, Hot Spring, Creek, Hot u.s.
Mount Cottonwood Mount Springs, Fluorspar
Princeton Creek Princeton main mine,
springs Browns
Canyon
Temperature, °F
(~C). _________ 183 (83.8) 126 (52.2) 52 (11) 158 (70) 67 (19.4)
pH _______________
8.9 8.9 7. 5 7. 6 ------------
Chemical analyses (parts per million)
. Si02--------- 72 52 7. 8. 84 38
AL-~------- Fe __________
. 40 . 08 . 05 . 53 --------
.11 0
Mn _________
0 . 46 . 04
0 0 . 02
Ca __________
. 10 --------
3.4 6. 3 14 17 7. 9
Mg- - - - - - - - - 0 .3 1 .2 1.8
Na __________
K ___________ 94 98 2 190 151
2. 9 2. 5 .8 6. 6 4. 8
HCOa------- 44 55 33 210 127
CO a- ________ 19 9 0 0 4. 9
804-------.;.- 101 98 19 200 142
CL ___ ._ _____ 9. 5 26 .4 54 53
F ____ . _______ 13 13 .4 11 13
NOa---- __ -.- _ 2 .4 .4 0 0
P04-------·-- 0 0 0 . 02 --------
Dissolved
solids:
Calculated
1 _____
339 332 62 667 474
ROE 2 _____
334 344 70 ----------------
AL ________ _
Ba _________ _
Be _____ . ____ _
B __________ _
Or_ _ _ _ _ _ _ _ _ _ ·
Co _________ _
Cu _________ _
Fe _________ _
Pb _________ _
LL ________ _
Mn ________ _
Mo ________ _
NL ________ _
Ru _________ _
Ag_---------
Sr _________ _
Sn _________ _
TL ________ -
v __________ _
Zn _________ _
Zr _________ _
Ga _________ _
Spectrographic analyses (values in llg/1)3
-87.
10