370 ANALYSES OF ROCKS, 
I T . P. GEOLOGICAL SURVEY. 
[no. 228. : 
CALIFORNIA, WASHINGTON, HAWAIIAN ISLANDS. 
A. Sandy clay, Owens Lake, California. 
B. Blue clay. Owens Lake, California. Analyses by T. M. Chatard, 
record No. 551. 
C. Clay from foot of Rickey Hill, Kittle Falls, Stevens County, 
Washington. Analysis by W. F. Hillebrand, record No. 1428. 
D. Typical wheat soil, plateau south of Krupp, Washington. 
E. Residuary soil from basalt. Hansen Creek, Kittitas County, j 
Washington. Analyses D and E by George Steiger, record No. 
2< >28. 
F. Lava soil, Diamond Head, Hawaiian Islands. Analysis by 
L. G. 
Eakins, record No. 888. 
A. 
B. 
C. 
1). 
E. 
F. 
SiOo 
53. 24 
10.84 
2.59 
54. 92 
11. 25 
2.77 
62. 74 
16.45 
2. 62 
65.43 
13.96 
| 5. 35 
1.54 
2. 90 
2. 42 
52.95 
15. 69 
^ 11.85 
2.04 
4.40 
2.09 
32. 88 
12. J 
1 1 . 52 
ALA 
Fe 2 0, 
FeO 
. 77 
5.82 
9. 18 
2.06 
.94 
4.U1 
8.76 
2.10 
1.91 
2.41 
3.68 
3.05 
MgO 
11.70 
12.20 
mulct. 
CaO 
Na .,< > 
K 2 
2. 64 
2.77 
3.53 
2.08 
1.11 
undeJ 
H 2 at 110° 
1.41 
2.73 
2.05 
2.40 
[ 2. <l ( .) 
2. 32 
2.42 
2. 19 
4.01 
} 
5. 30 
H 2 at redness 
TiO, 
.25 
.80 
.87 
.20 
2.57 
.19 
PA 
.24 
MnO 
.10 
.08 
trace 
trace 
65 
trace 
SrO 
co 2 
8 7"> 
7 "4 
1 1 41 
so 3 
.08 
.05 
trace 
trace 
CI 
.91 
C (organic) 
.49 
. 63 
100. 51 
100. 49 
99.73 
99.98 
99. 72 
98. 18 
