CLARKE.] 
CARBONATE ROCKS. 
335 
orth from Keel Mountain, 
E. Dolomite, 0.3 kilometers west of 
Silver Peak district, Nevada. 
F. Dolomite, 16.3 kilometers northeast of Silver Peak village, 
Nevada. Analyses E and F by George Steiger, record No. 1859. 
G. White deposit, White Terrace, west shore of Pyramid Lake, 
Nevada. Analysis by T. M. Chatard, record No. 34. 
H. Cretaceous limestone from Mount Diablo, California. Analysis 
made by W. H. Melville in the San Francisco laboratory and pub- 
lished in Bull. Geol. Soc. Amer., vol. 2, p. -109. FeO and alkalies 
undetermined. 
E. 
F. 
G. 
H. 
ins* )1 ul >le 
.31 
7.18 
Si( \ 
22.00 
5.14 
2. 04 
21. 19 
|l 2 3 
.39 
Ie 2 ( >.. 
1 . 52 
FeO 
1. 89 
20. 19 
30.35 
.95 
19. 19 
28.52 
MffO 
1.89 
37. 22 
1.39 
CaO 
35. 61 
MnO 
3.61 
H 2 at, 100° 
} 3.32 
28. 53 
. 76 
H,0 above 100° 
2.33 
C0 2 
a 47. 21 
a 44. 09 
26.84 
P 2 5 
2.55 
99. 95 
99. 93 
100. 14 
96.19 
a Calculated to satisfy bases. 
