[l CLARKE.] 
STONY METEORITE 
279 
3. ALLEGAN, MICHIGAN. 
Fell July 10, 1899, on Thomas Hill, Allegan. Analyses by H. N. 
Stokes, record No. 1856. Described by Merrill and Stokes in Proc. 
Washington Acad. Sci., vol. 2, p. 41. Sp. gr., 8.905 at 27°, Merrill. 
A. Composition of the meteorite as a whole. 
B. The metallic portion, analyzed separately. 
C. Partial analysis of separated chromite. 
D. Composition of the stony portion. 
E. Stony material soluble in hydrochloric acid. 
F. Stony material insoluble in hydrochloric acid. 
The stony matter of the meteorite consisted mainly of olivine and 
enstatite, and amounted to 76.94 per cent. The metallic portion 
formed 23.06 per cent. Troilite was present and appears in the 
analysis of the stony portion. 
A. 
B. 
c. 
I). 
E. 
F. 
Si0 2 
34.95 
.08 
2.55 
.53 
8.47 
5.05 
.18 
trace 
1.73 
21.99 
.23 
.66 
t race 
45. 42 
.10 
3.31 
.69 
11.02 
6. 57 
.23 
trace 
2.24 
28. 60 
. 30 
.86 
trace 
.07 
.24 
.35 
17.26 
trace 
.67 
.04 
6. 91 
6.79 
. 09 
28.17 
Ti0 2 
1.20 
9.67 
50. 31 
28. 78 
.11 
A1 2 3 
2.41 
Cr 2 3 
.62 
FeO 
4.16 
FeS. 
none 
MnO 
.08 
NiO 
CaO 

2.76 
.49 
17.17 
.18 
.08 
1.64 
MgO 
1 1 . 57 
K 2 
.14 
Na,0 
.84 
Li 2 
H 2 Oat 100° 
.06 
. 19 
.27 
21.09 
.01 
1.81 
.15 
H,0 above 110° 
P„0, 
.35 
trace 
Fe 
91.42 
.046 
7.87 
.66 
Cu 
m 
Co 
100.00 
99. 996 

100. 00 
50. 03 
99. 74 
