INDEX 
A. 
Page. 
Admiralty Island, coal on 80 
geology of 48 
gold mining on 59 
marble on 77 
mineral zone on, extent of 49 
Alaska, southeastern, cement materials of. . 80 
coal of 80-81 
copper mining in 65-72 
copper production in 65 
geology of 47-51 
gold in 51 
gold mining in 51-62 
gold production in 51-52 
granite of 77-78 
gypsum of 79-80 
lead mining in 72 
lode mining in 47-72 
marble of 74-77 
nonmetalliferous mineral deposits of . . . 73-81 
ore bodies in 50-51 
ornamental and building stones of 73-78 
silver mining in 72 
zinc mining in 72 
Alaska Atlin Mining Company, location of 
property of 54 
Alaska Consolidated Mining Company, loca- 
tion of property of 54 
Alaska Copper Company, operations of 68 
Alaska Industrial Company, operations of. 70-71 
Alaska Juneau mine, operations at 54,55 
Alaska Metals Company, operations of 71 
Alaska Range, coal of 221-226 
description of 205,207,213 
geology of 205-207,221-222 
placers of, descriptions of 207-224 
production of 205 
Alice Gulch, gold in 203 
Alluvium, occurrence and character of 85 
Alsek River, course and character of 82,87 
reconnaissance from Yakutat to, paper 
on 82-88 
routes to 87-88 
Altoona ditch, description of 170 
Amazon claim, prospecting at 62 
American Creek, mining on 38 
Antimony, occurrence of 30, 139,219-220 
Anvil Creek, gold veins on 131, 139 
mining on 140 
Appropriations for surveys, table showing. 13 
Arctic slope, coal beds on 44 
Areas surveyed, statement and table show- 
ing 12-13 
Arizona Creek, gold on 179 
Atwood, W. W., work of 14,15 
B. 
Page. 
Baldwin, marble at 76 
Banner Creek, mining on 153 
Baranof Island, geology of 59-60 
gold deposits and gold mining on 60 
granite on 77 
Barnett, V. II., work of 16 
Bartels Tin Mining Company, operations of. 29 
Basin Creek, mining near 149-150 
Bay View claim, copper mining at 72 
Beach sands, occurrence of gold in 149 
Beaches, formation of 134-137, 142-144 
gold of, concentration of, figure showing. 141 
mining on 140-144 
Bear claims, operations on 61 
Bear Creek, mining on 149 
Beaudette, A. J., quoted >n methods and 
costs of placer mining 32-33 
Becker, G. F., cited on gold fields of southern 
Alaska 50 
Behm Canal, granite on 77 
Benson Creek. See Lulu Creek. 
Bering Lake, oil wells on 96 
sections near 91 
Bering Sea, coal beds near 44 
Berners Bay, gold mining on 50,57-58 
Bessie Beach, gold on 142 
Big Creek, mining on 38 
Big Four Creek, mining on 153 
Big Hurrah mine, operations at 146, 147 
Billy Creek, coal on 115 
Birch Creek, mining on 153, 192 
Birch Creek district, auriferous quartz in. 189-190 
geology oi 189-190, 192-193, 194, 195, 196, 198 
gold of, value of 191 
gold placers in 191 
gold production of 188 
mining in 188-189, 192-198 
Bismuth, occurrence of 138 
Black sands, occurrence and character of.. . 86-87 
Blackwelder, Eliot, paper by, on reconnais- 
sance of Pacific coast from Ya- 
kutat to Alsek River 82-88 
work of 15 
Blair, C. S., work of 16,205 
Blue Jay claim, copper mining at 67 
Bobs Creek, mining on 163 
Bonanza copper mine, PrinceWJUiam Sound, 
operations at 27 
Bonanza copper mine, Wrangell Mountains, 
operations at 27 
Bonanza Creek, mining on 1 52 
Bonnifield region, access to 207 
description of 207 
geology of 206-207 
227 
