88 ANALYSES OF ROCKS AND MINERALS, 1880-1908. 
F. Syenite, top of Palisade Butte. Borolanose. Contains augite, iron ore, apatite, 
alkali feldspar, a little biotite, some limonite in cracks, much natrolite, and possibly 
other zeolites. H.W. Foote, analyst. P. R. ©. 1497. 
G. Leucite shonkinite, head of Davis Creek. Shonkinose. Contains augite, iron 
ore, olivine, biotite, apatite, alkali feldspar, leucite, and some zeolites, with traces 
of limonite and serpentine. E. B. Hurlbut, analyst. P. R. C. 1498. 
H. Analcite basalt, dike east side of Highwood Gap. Monchiquose. Contains 
augite, olivine, biotite, iron ore, apatite, and analcite, with some serpentine and a 
little kaolin. H. W. Foote, analyst. P. R. C. 1499. 
I. Leucite basalt, saddle between Highwood and Pinewood peaks. Shonkinose. 
Contains augite, iron ore, leucite, apatite, altered olivine, chlorite, calcite, and 
zeolites. H. W. Foote, analyst. P. R. C. 1500. 
J. Mica basalt, dike on Arrow Peak. Cascadose. Phenocrysts of augite, olivine, 
and biotite, with some leucite, in a groundmass of the same minerals. Also analcite, 
iron ore, and apatite. H. W. Foote, analyst. P. R. C. 1501. 
F G H. I J 
47.82 | 47.98 46.04 
13.56 | 13.34 12. 23 
4,73 4.09 3. 86 
4.54 4.24 4, 60 
7.49 7.01 10. 38 
8.91 9. 32 8.97 
4. 37 3. 51 2. 42 
3. 23, 5.00 5.77 
3. 37 2.10 2. 87 
67 - 58 - 64 
1.10 1.03 1.14 
trace | trace trace 
21 -14 25 
16 50 48 
trace | trace trace 
ee ceea WDA | cccasrersesa 
04 -21 11 
100. 20 | 100. 29 99. 76 
01 -07 - 03 
100. 19 | 100.22 | 99.73 
K. Missourite, head of Shonkin Creek. Albanose. Described in Am. Jour. Sci., 
4th ser., vol. 2, p.315. Contains apatite, iron ore, olivine, biotite, augite, and leucite, 
