INDEX. 
Page. 
Alabama, tin ore in, occurrence of 44 
Anikovik River, gravel deposits of, tin 
in 10,35,36 
Anikovik River Basin, gold placers in, dis- 
covery of 10 
Arctic coast, gravel deposits along 14 
Asses Ears, origin of name 28 
tin ore reported from 29 
Australia, tin deposits in, character, occur- 
rence, and thickness of 49 
tin production of 54 
Baituk Creek, tin on, report of occurrence 
of 36 
Balling, Carl A. M., quoted on assay of tin 
ores 42 
Banca, geological conditions in 48 
tin deposits in, character, occunvn ce, 
and thickness of 48 
tin production of 54 
Banner Creek, tin on, reported occurrence 
of 30 
Bartels, W. C. J., tin ore discovered by, on 
Cape Mountain 25 
Bibliography of literature relating to tin 
deposits 55-57 
Billiton, geological conditions in 48 
tin deposits in, character and occur- 
rence of 48 
prospecting of 48-49 
tin production of 54 
Black flux, composition of 42 
Black flux substitute, composition of 42 
Bolivia, tin deposits in, occurrence of 52 
tin production of 54 
Brooks, A. H., cited on Kuzitrin slates 14 
cited on tin in the York region 10 
letter of transmittal by 7 
quoted on stream tin on Buhner Creek. 35-36 
Brooks, A. H., Schrader, F. C, and, investi- 
gations by, in Nome region 10 
Brooks Mountain, dikes in 15 
elevation and location of 10 
tin ore on, possible occurrence of 26 
Buck Creek, features of 30 
gravel deposits of, width of 31 
tin in 11, 29-35 
source of 31 
value of ore in 32 
location of 29 
rock formations near 30-31 
Buhner Creek, gravel deposits of, tin in. 10,35-36 
California, tin ore in, occurrences of 44 
California State Mining Bureau, cited on 
tin deposits in California 44 
Page. 
Cape. See Distinctive name. 
Cape Mountain, granite of 14, 15 
settlements near 23 
tin deposits of, examination of 11 
character of 24-25 
discovery of I 
topographic features of 
view of, plate showing 
Cape York bench, character and origin of 
Cassiterite, gold associated with 
25 
23 
22 
17 
20 
occurrence and character of. 20, 24, 31, 35, 39-40 
Cassiterite Creek, dike on, minerals of 20 
features of 19 
tin ore in gravels of 21 
Cassiterite ledge, width and extent of 23 
Coal, source of supply of, for York region. . 39 
Collier, A. J., cited on geology of the York 
region 10-11 , 24, 20, 27, 28 
field work by 11 
Colorado, tin ore in, occurrence of 44 
Cone Hill. See Potato Mountain. 
Connecticut, tin ore in, occurrence of 45 
C< >rnwall, tin ores of, character of 50-52 
50 
52 
52-53 
54 
50 
25 
tin ores of, minerals associated with . . . 
value of 
reduction of 
tin production of 
De la Beche, H. T., cited on tin-bearing 
district of Cornwall 
Diomede Islands, tin ore reported from 
Dolcoath mine, Cornwall, ore of, character 
of 51-52 
Don River, tin ore on, possible occurrence of. 26 
Dumble, E. T., cited on occurrence of tin 
in Texas 45-46 
Ear Mountain, luxulianite from, thin sec- 
tion of 
porphyritic dike on, thin sections of ... 
rocks of, character of 
tin ore of, character of 
tin ore reported on 
topographic features of 
Emmons, S. F., cited on occurrence of tin 
in South Dakota 
Epidote, character and occurrence of 
Fairbanks, H. W., cited on tin deposits in 
California 
Fluorite, character and occurrence of 
Frecheville, R. J., cited on the tin ore of 
the Dolcoath mine 51 
Fuel, sources of 39 
( ialena, occurrence of 21 
Garnet, character and occurrence of 40 
59 
28 
26 
27 
27 
26 
20-27 
45 
41 
44 
41 
