612 
INDEX. 
Page 
Iron,  oxide  of,  in  Portland  cement,  percent- 
age of 499-505 
Iron  and  manganese,  papers  on 317-354 
publications  on,  list  of 355-356 
Iron  and  manganese  ores  of  the  United 
States,  paperon 317-320 
Iron  and  nonmetaliferous minerals,  investi- 
gations of 28-31 
Ironclad  mine,  Colo. ,  ores  of 73 
Iron  ore,  analyses  of,  from  Alabama 325, 
326,  328,  329,  332 
analyses  of,  from  Connecticut 337, 338, 353 
from  Massachusetts 337 
from  New  York 339, 340, 341 
from  Texas 353 
in  Brookwood  quadrangle,  Ala.,  paper 
on  321-334 
production  of,  in  United  States,  in  1903, 
tables  showing 317-318 
Iron  ore  (so  called)  in  Oregon 343-347 
Irving,   J.   D.,  paper  by,   on   ore  deposits 
near  Lake  City,  Colo 78-84 
paper  by,  on  ore  deposits  of  Ouray  dis- 
trict, Colo 50-77 
work  of 26 
Italy,  lead  production  of 252 
tin  in 178 
zinc  production  of 253 
Ithaca,  N.  Y.,  well  at,  log  of 569 
J. 
Jacobs  Lake,  Colo.,  copper  at 230 
Jagger  coal,  occurrence  and  ebaracter  of.  375-376 
Japan,  tin  in,  occurrence  of 179-180 
tin  in,  publications  on 186 
Jefferson  coal,  occurrence  of 376 
Jefferson  City,  Twin.,  zinc  near 269 
Jefferson   City  limestone,  occurrence  and 
character  of 234 
Jenney,  W.  P.,  on  Missouri  zinc 264 
Jennings,  E.  P.,  on  copper  deposits 230 
Jennings  oil  field,  La.,  depth  of  oil  in 461 
production  of 460-461 
Jenny  Lind  claim,  Colo.,  ore  deposits  at ...      127 
Jerktail  prospect,  Mo.,  character  of 235 
Joaquin  limestone,  occurreiice  and  charac- 
ter of 234 
Johns  mine,  Ala.,  section  at 375 
Johnson  coal,  occurrence  and  thickness  of.      370 
Jones  tin  mine,  N.  O,  developments  at 193 
Joplin  district,  Mo.,  zinc  ore  in,  analysis  of.      263 
zinc  production  of 262-265 
K. 
Kanawha  coals,  occurrence  and  character 
of 426-127 
Kansas,  cement,  natural,  in,  production  of.      493 
cement,    Portland,    in    Independence 
quadrangle 506-509 
production  of 498 
clay  industries  of  Independence  quad- 
rangle    546-549 
gas,  natural,  in,  utilization  of 457-458 
gold  production  of 33 
Page. 
Kansas, 
lead  in,  production  of 254 
oil  pools  in,  depths  of 453 
petroleum  from,  character  of 455-457 
value  of 455-457 
"petroleum  and  natural  gas  in 446-458 
silver  production  of 33 
zi nc  in,  production  of 253 
Kaolin,  occurrence  of 91 
Kellermary,  Ala.,  section  at 368 
Kelley  mines,  N.  Mex.,  zinc  in 271-272 
Kempton  mine,  Utah,  developments  at 240 
Kennedy,  William,  and  Hayes,  C.  VY.,  on  as- 
phalt, origin  of 476 
Kentucky,  cement  in,  natural,  production 
of 503 
fluorspar  in 257 
lead  in,  production  of 254, 257-258 
zinc  in 265 
Key  sandstone,  correlation  of 234 
Keyes,  C.  R.,  on  lead  and  zinc 259,271-272 
Kindle,  E.  M.,  paper  by,  on  salt  and  other 
resources  of  Watkins  Glen  dis- 
trict, N.  Y  567-572 
Kingsbury,  J.  T.,   analysis  of  natural  gas 
by 4.S1 
Kirchhoff,  Charles,  on  zinc 253 
Kirtley  vein,  Georgetown,  Colo.,  cut  show- 
ing form  of 108 
Kiser  Hill,  Tex.,  oil  field  near 461 
K  night,  W.  C,  on  bentonite 559 
Knox  dolomite,  zinc  ores  in 269 
Knowille,  Term.,  zinc  at 269 
Kohler,  Ernest,  on  absorption. 232 
Kummer,  Wash.,  section  at 552 
L. 
Labette  shale,  character  and  thickness  of. .      449 
Ladore-Dudley  shale,  character  and  thick- 
ness of 448 
Lafayette  formation,  occurrence  and  char- 
acter of 511, 513. 516 
Lake  City,  Colo.,  lead  at,  production  of 256 
Lake  City  region,  Colo.,  geology  of 7N-79 
history  of 79-80 
ore  deposits  of 80-84 
Lake  Superior  district,  native  copper  ores 
of 214-215 
Lakeville,  Conn.,  section  near 338 
La  Motte  sandstone,  occurrence  and  char- 
acter of 234, 259 
Landes,  Henry, on  coal  in  Clallam  County.      417 
paper  by,  on  clay  deposits  of  Washing- 
ton   .' 550-558 
work  of 31 
Lane,  Kans.,  limestone  at,  analysis  of 509 
La  Plata  formatio  i,  occurrence  and  char- 
acter of 52,  64,  72 
Lark  mine,  Utah,  developments  at 239 
La  Sal,  Sierra,  location  of 227 
Lathbury  and  Spachman,  on  Neodesha  ce- 
ment materials , 507 
Lava,  occurrence  of 53 
Lead,  oresof,  in  Colorado.  107, 109, 110,  111,  lis,  119 
production  of,  by  Coeur  d'Alene  district 
of  Idaho 289 
