FOR   THE    YEARS    1901-1905,    INCLUSIVE.  221 
Lindgren  ( Waldemar ) — Continued. 
3.  Rare  minerals  in  gold  quartz  veins  of  eastern  Oregon. 
Mg.  and  Sei.  Press,  vol.  82,  p.  252,  1901. 
Gives  a  chemical  analysis  of  roscoelite  and  notes  on  other  minerals. 
4.  The  gold  belt  of  the  Blue  Mountains  of  Oregon. 
U.  S.  Geol.  Surv.,  22d  Ann.  Kept.,  pt.  2,  pp.  551-776,  16  pis.,  10  figs.,  1901. 
Describes  topography  and  drainage,  general  geologic  features,  the  character  and  occurrence 
or  Archfiean,  Paleozoic,  Triassic,  Neocene,  and  Quaternary  strata  and  intrusive  rocks,  the 
character,  occurrence,  and  general  geologic  relations  of  the  ore  deposits  and  minerals,  the 
quartz  and  placer  mining,  and  production  of  precious  metals  in  this  area. 
5.  The  character  and  genesis  of  certain  contact  deposits. 
Am.  Inst,  Mg.  Engrs.,  Trans.,  vol.  31,  pp.  226-214,  1902. 
Describes  the  character,  origin,  and  geographic  distribution  of  some  ore  deposits,  discusses 
contact  metamorphism  and  its  cause,  and  gives  a  genetic  classification. 
6.  The  gold  production  of  North  America,  its  geological  derivation  and  probable 
future. 
Mg.  &  Sci.  Press,  vol.  85,  pp.  177,  193,  206,  1902. 
7.  Tests  for  gold  and  silver  in  shales  from  western  Kansas. 
Eng.  &  Mg.  Jour.,  vol.  74,  pp.  111-112, 1902. 
Describes  the  author's  observations  in  this  region. 
8.  Tests  for  gold  and  silver  in  shales  from  western  Kansas. 
U.  S.  Geol.  Surv.,  Bull.  no.  202,  21  pp.,  1902. 
Gives  a  brief  description  of  the  topography  and  geology,  and  describes  tests  made  to  deter- 
mine presence  of  gold  and  silver  in  certain  shales  in  western  Kansas. 
9.  A  deposit  of  titanic  iron  ore  from  Wyoming. 
Abstract:  Science,  new  ser.,  vol.  16.  pp.  984-985.  1902. 
10.  Neocene  rivers  of  the  Sierra  Nevada. 
U.  S.  Geol.  Surv.,  Bull.  no.  213,  pp.  64-65, 1903. 
Gives  a  brief  outline  of  work  upon  the  Neocene  gravels  of  the  Sierra  Nevada, 
11.  Mineral  deposits  of  the  Bitterroot  Range  and  Clearwater  Mountains,  Montana. 
U.  S.  Geol.  Surv.,  Bull.  no.  213,  pp.  66-70,  1903. 
Describes  briefly  the  geography  and  general  geology  of  the  region,  and  the  character  and  dis- 
tribution of  the  ore  deposits. 
1 2.  Copper  deposits  at  Clifton,  Ariz. 
U.  S.  Geol.  Surv.,  Bull.  no.  213,  pp.  133-140,  1903. 
Describes  topographic  features  and  geologic  structure,  the  character  and  occurrence  of  ore 
deposits,  and  occurrences  of  gold-bearing  gravels. 
13.  The  water  resources  of  Molokai,  Hawaiian  Islands. 
U.  S.  Geol.  Surv.,  Water-Supply  and  Irrigation  Paper  no.  77,  62  pp.,  4  pis.,  1903. 
Includes  observations  on  the  geology  of  the  island. 
14.  The  gold  production  of  North  America,  its  geological  derivation  and  probable 
future. 
Intern.  Mg.  Cong.,  Proc.  5th  sess.,  pp.  29-36  [1903]. 
Discusses  the  occcurrence  and  production  of  gold. 
15.  The  copper  deposits  of  Clifton,  Arizona. 
Eng.  &  Mg.  Jour.,  vol.  75,  pp.  705-707,  3  figs.,  1903. 
Describes  the  geological  structure  and  the  character  and  occurrence  of  the  deposits  of  copper 
ore. 
16.  The  geological  features  of  the  gold  production  of  North  America, 
Am.  Inst.  Mg.  Engrs.,  Trans.,  vol.  33,  pp.  790-845,  1903. 
Discusses  the  occurrence  and  geologic  relations  of  gold-bearing  veins  and  deposits,  and  pro- 
duction of  gold  in  general  and  in  the  several  gold-producing  States,  Alaska,  Canada,  and 
Mexico. 
17.  [Classification  of  ore  deposits.] 
Abstract:  Science,  new  ser.,  vol.  17,  pp.  274-275,  1903. 
18.  Notes  on  the  geology  of  Molokai,  Hawaiian  Islands. 
Abstract:  Science,  new  ser.,  vol,  17,  jx  309, 1903. 
