ICO 
INDEX, 
Page. 
Birch Creek region, gold mining in 126 
railway route to L6 
Bismuth, occurrence of 115, 117, 118 
Black sand, occurrence of 1 15, 147 
Blackbird claim, operations at 85 
Blue Fox claim, operations at 85 
Bogardus, C. ('.. analysis by 99 
Bonanza (reek, gold mining on 7 
Bonanza mine, operations of 82,87 
Bonnerfield region, prospecting in 125 
transportation to 125 
Boston claims. Gold ("reck, developments 
at 38 
Boulder Bay, copper prospects on 83 
Boulder Creek, coal on 90,98 
Bourbon (reek, gold mining on 135 
Bristol Bay, ice in 102 
British t henna 1 unit, definition Of 24 
Broad Pass, railway route across 15 
Brooks, A. II.. administrative reporl by... 1-3 
on coal on Cantwell River 112 113 
on markets for Alaska coal is 
on placers near Mounl McKinley 125 
on York tin region 145 
report by, on railway routes id it 
report by, on the mining industry in 
Alaska in 1905 4 
work of Ill) 
Brooks Mountain, elevation of 145 
Brown Alaska Company, copper mining' y. 16 47 
Buck (reck, gold on 156 
tin placers on and near 155, 156 157 
transportation to 156 
Buckskin Creek, gold placers on 120 
Building stone, occurrence of 55 58 
production and prices of, on Pacific 
coast in 1904 55,58 
Bull consolidated claims, Gold Creek, loca 
tion of 38 
1 '»u tier. B. S., acknowledgments to 61 
work of 2 
Butte Creek, description of 124 125 
prospecting on 125 
transportation to L24 
C. 
Cache claim, gold deposits at 45 
Camp (reek, gold mining on 138 
Candle Creek, gold mining on 140 
Cantwell River, coal from 1 12 1 13 
railway route along 15 16 
Canyon Creek, coal beds on, section of 70 
Canyon Creek (1 lacier, gold near 80 
Cape Edwards, gold deposits at 45 
Cape Lisburne, coal beds at 6,20 
coal from, analyses of 27 
Cape Mountain, geology and topography 
of 145,151 
tin at and near 150-155 
Cape Muzon, gold deposits near 43 
Cape Prince of Wales, cassiterite near 152 
Carbon Creek, sections on and near 72 
Carbon Mountain, coal beds on, sections of. 69-70 
Carboniferous rocks, York region 140 
Caribou Creek, coal on 90 
Page. 
Caribou Creek, prospecting on 125 
transportation to 124 
Cassiterite, occurrence of 115, 117,147-150 
Cassiterite Creek, tin ore near 147 
Cassiterite lode, description of 147-1 48 
Cedric ditch, description of 142 
Centaur claim, ore body at 84 
Chalcocite, occurrence of 80,84 
Chalcopyrite, occurrence of E0,81, 82, 83, 84, 85 
Charlotte, Lake, section near 68 
Chatanika River, name of no 
Chatham Creek, gold placers on 119 
Chena, location and development of 112 
Chicago Creek, coal on 140, 141 
Chichagoi Cove, rocks of 104 
Chichagof Island, gold deposits at 45 to 
gypsum mining on 59 
hot springs on 60 
Chickaloon Creek, coal on 90,92,93-94,97,98 
Chicken Creek, gold placers on 125, 126 
Chilkat River, divide at head of, view show- 
ing 10 
railway route in valley of 1 1 
Chisana district, placer gold mining in 7' 
Chisana River, railway route to 12 
Chistochina, railway route to 1 :i- 1 4 
Chitina district, copper mining in 8 
Chitina River, railwaj routes to 11 15 
Chlorite, occurrence of 140 
Cholmondeley Sound, copper prospects 
near 50 
zinc-lead deposil near 53 54 
Chomly, copper deposil near ."><) 
Chugach Mountains, description of 88 
Chulitna River, gold mining on 1 ributary of. 7 
Cii ma l>ar. occurrence of 139 
prospecting for. 
1 irele, reconnaissance from, to Fort Ham- 
lin, report, on 128 131 
Circle-port Hamlin region. geology of 129-131 
prospecting in 131 
topography of 128 129. 
vegetation of 129 
Clear Creek, coal beds on, sections of 70 
Clearwater River, gold deposits on 45 
Cleary Creek, gold placers on 1 19 
mining operations on. view showing 118 
Cleveland Peninsula, gold deposits on 44-45 
Coal, age of 
analyses of 24, 27, 28, 74, '.is Oil, IDS 
1 5c ring River coal held, analyses of 74 
mining conditions for 75-70 
report on 65 77 
t ra importation and markets for 70-77 
Cantwell River 113 
Chicago Creek 140, 141 
coking tests of 75,07 
competition of, with petroleum 21-20 
consumption of, in Alaska 18 l '.' 
districts producing 27 
efficiency of, as fuel, compared with pe- 
troleum 23-26 
Herendeen Bay field, analysis of 108 
character of 107-108 
report on 101-108 
