IXDEX. 
933 
Page. 
Smith,  II.  L..  and  Finlay,  J.  R.,  on  Lake  Su- 
perior stratigraphy 37-1-375 
on  Vermilion  range 229-230, 396 
Smith,  W.  II.  C,  nomenclature  by 377 
on  Lake  Superior  stratigraphy 371 ,  372 
on  Rainy  Lake  district 276-277, 399 
Smith,  W.  N.,  on  Front  Range  rocks 808,894 
on  Lake  Superior  stratigraphy 372 
on  Loon  Lake  district 292-293, 406 
Smith,  W.  N.,  and  others,  on  Lake  Superior 
region .  173-174, 251, 293, 294-295, 390-391 
Smith,  W.  S.  T.,  on  Aladdin  quadrangle.  .  846,897 
on  Ilartville  quadrangle 845, 897 
Smithfield  limestone,  character  and  distribu- 
tion of 584 
Smith  Point,  rocks  of 518 
Smith  River,  rocks  of 874 
Smiths  Sound,  rocks  of 518 
Smock,  J.  C,  on  southeast  New  York  rocks.  628-629 
651 
Smyth,  C.H.,  jr.,  on  Adirondack  rocks. ..  602-606, 
608-612, 620, 648, 649 
on  Gannanoque  rocks 604, 648 
on  St.  Lawrence  rocks 614-615, 649 
Smyth,  II.  L.,  on  Hunters  Island 275-276,399 
on  Lower  Huronian-granite  contact —  151,389 
on  Lower  Menominee-Lower  Marquette 
series 152-153, 390 
on  Republic  trough 153, 155, 390 
on  Steep  Rock  Lake 273-275, 340, 399 
on  Thousand  Islands 459, 482 
Smyth.  II.  L.,  and  Clements.  J.  M.,  on  Crystal 
Falls  district 163-169, 390 
Snake  Creek,  rocks  on 788 
Snake  River,  rocks  on 213, 304, 308, 333 
Snake  River  Range,  rocks  of 46, 
791-792,798-799,800 
Snowbank  Lake,  rocks  on 217, 223,  232,  237 
Snowy  Range,  rocks  of 843 
Soapstone  group,  character  and  distribution 
of 702 
Soledad  Pass,  rocks  at 870 
Sonora,  rocks  of 754, 755, 762 
Soudan   formation,  character  and   distribu- 
tion of 247-248 
correlation  of 325, 328-329 
iron  in 247-248 
Sound  Island,  rocks  on 516 
South  Africa,  pre-Cambrian  rocks  of 54 
Southampton,  rocks  of 568 
Sout  hampton  Island,  rocks  of 527, 528 
South  Bay,  rocks  of 600,611 
South  Boulder  Canyon,  rocks  in 801, 
vil  805,806,808,811 
South  Bridge,  rocks  near 639 
South  Carolina,  pre-Cambrian  rocks  of...     683-684, 
687-689,698-699 
pre-Cambrian  rocks  of,  literature  of. .     683-684, 
687  689 
South  Dakota,  correlation  in 45 
pre-Cambrian  rocks  in 45, 197,  724  7:;:> 
literature  of 727-732 
Southern   complex,   character   and    distribu- 
tion of 140-141.  IV,  156 
subdivision  of 1 55 
Page. 
South  Fork  Mountain,  rocks  near 873-874 
South  Mountain,  rocks  of 570  571 , 
654-660,664,666,667 
South  Park,  rocks  near 803 
South  Pass,  rocks  near 840 
South  Platte  River,  rocks  on 802,811 
South  Range,  rocks  of 304, 305 
Spain,  pre-Cambrian  rocks  of 54 
Spanish  Peaks,  rocks  of , 769 
Spanish  River,  rocks  on 405, 417-418 
Sparry    limestone,    character    and    distribu- 
tion of 560, 562, 627 
correlation  of 587 
Spartanburg,  rocks  near 687, 688 
Specter  Range,  rocks  of 798 
Spencer,     A.    C,     on     Franklin     Furnace 
rocks 643-647, 652 
on  New  Jersey  Highlands 643, 645-647, 652 
on  southeast  New  York  rocks 634 
on  Wyoming  rocks 845-846, 897 
work  of 15 
Spencer,  A.  C,  and  Cross,  Whitman,  on  Rico 
Mountains  rocks 821, 895 
Spirit  Lake,  rocks  near 179 
Split  Rock  Mountains,  rocks  of 604 
Split  Rock  Point,  rocks  of 215, 604 
Spokane,  rocks  near 875 
Spokane  shale,   character   and   distribution 
of 858, 861, 862-863 
Spring  Creek,  rocks  on : 730, 744 
Sprout  Brook,  rocks  at 629, 633 
Spruce  Mountain,  rocks  of 792 
Spurr,  J.  E.,  on  Alaska  rocks 884, 885 
on  Aspen  district  rocks 817,  895 
on  Lake  Superior  iron  ores 321 ,  402 
on  Lake  Superior  strat  igraphy 375 
on  Mesabi  district  rocks 225-227. 395 
on  Nevada  rocks 798, 893 
on  Thompson  slate 225, 395 
work  of 14 
Spurr,  J.  E.,  and  Ball,  S.  II.,  on  Georgetown 
quadrangle  rocks 808-811, 894 
Squam  River,  rocks  near 575 
Square  Island,  rocks  of 536 
Squaw  Mountain,  rocks  of 811 
Stambaugh,  Fort,  rocks  near 841 
Stamford,  rocks  at 576 
Stamford  gneiss,  character  and  distribution 
of 43, 559, 577, 590-591 
correlation  of 578 
Stampede  Pass,  rocks  of 865 
Stansbury,  Howard,  on  t'lah  rocks 789,893 
on  Wyoming  rocks 833.  893 
Stanstead,  rocks  at 563  51  i  I 
Star  Peak  Range,  rocks  of tw 
Staten  Island,  rocks  of 622.  626,627,629 
Steel  River,  nicks  near 288 
Steep  Rock  Lake  district,  nicks  of l1;.:  275, 
282,340,355 
Steep  Rock  range,  rocks  of 33 
Steep  Rock  scries,  age  of 277,285,340 
character  and  distribution  of 273  275, 
277,284  285,340 
iron  of 291  292 
Steinhauer,  Rev. ,  on  labradorite  in  Lab- 
ra<  lor 526, 548 
