clarke.] IGNEOUS AND CRYSTALLINE ROCKS. 197 
ARIZONA. 
1. GLOBE DISTRICT. 
Rocks described by F. L. Ransome in P. P. 12. Analyses A, F, 
by W. F. Hillebrand, record No. 1988. The others by E. T. Allen, 
record Nos. 1952, 1955. 
A. Quartz-monzonite, Lost Gulch. Toscanose. Contains quartz, 
plagioclase, microcline, biotite, iron ore, titanite, apatite, and zircon. 
P. R. C. 1297. 
B. Granite-porphyry, one-half mile southwest of Hog Ranch. Las- 
senose. Contains orthoclase, quartz, oligoclase, biotite, and iron ore. 
P. R. C. 1293. 
C. Granite-porphyry, 2 miles south of Schultze Ranch. Lassenose. 
Contains orthoclase, quartz, oligoclase, and biotite, with some chlorite, 
epidote, and iron ore derived from biotite. P. R. C. 1292. 
D. Granitite, 1 mile west of Schultze Ranch. Lassenose. Contains 
oligoclase, quartz, orthoclase, biotite, muscovite, magnetite, apatite, 
and zircon. P. R. C. 1291. 
Si0 2 .. 
A1 2 3 - 
FeO 
MgO 
CaO 
Na 2 
K 2 
H 2 Oatl05°___ 
H 2 above 105 c 
Ti0 2 
Zr0 2 
PA 
so 3 . 
FeS, 
S 
Mn 
Ba 
Sr 
Li ; 
A. 
68.63 
13.68 
2.53 
1.81 
1.10 
2.51 
2.94 
4.04 
.70 
.87 
.69 
.01 
.24 
.11 
.15 
.05 
trace 
trace 
100. 06 
B. 
68. 95 
15.84 
1.14 
.56 
.24 
1.96 
4.56 
3.69 
.86 
1.49 
.22 
.01 
.08 
none 
trace 
.07 
99.67 
69. 35 
15. 71 
1.18 
.43 
.36 
1.79 
4.78 
3. 63 
1.17 
.97 
.19 
trace 
.08 
trace 
trace 
.07 
99.71 
70.95 
16.30 
1.01 
.36 
.23 
1.85 
5.16 
3.34 
.26 
.37 
.23 
trace 
trace 
trace 
trace 
trace 
.04 
100. 10 
