934 
INDEX. 
Tage. 
Stevens,  R.  P.,  on  New  York  Island 627, 650 
Stevens  Point,  rocks  of 193 
Stevenson,  J.  J.,  on  Colorado  rocks.  802  -803,818,894 
on  New  Mexico  rocks 769-770. 891 
Stewart,  C.  A.,  on  Putnam  County  rocks. .  633,651 
Stillwater,  rocks  near 506 
well  at,  rocks  in 209 
Stinking  Water  Creek,  rocks  on 853 
Stissing  Mountain,  rocks  of 628 
Stoekbridge  limestone,  character  and  distribu- 
tion of..,  . . .  560, 562, 571, 576, 577,  580, 627 
correlation  of 571, 579, 587 
Stoke  Mountains,  rocks  of 484, 488 
Stokes,  rocks  at 680 
Stone  Hill,  rocks  of 567 
Stony  Mountain,  rocks  near 871 
Stony  Point,  rocks  near 623 
Stouts  Creek,  rocks  of 739 
Straight  Lake,  rocks  on 416 
Stratigraphy,  progress  of 22 
Streng,  A.,  and  Kloos,  J.  H.,  on  Upper  Mis- 
sissippi rocks 197-198, 393 
Strong,  Moses,  and  Chamber] in,  T.  C,  on 
St.  Croix  district 188, 392 
Strong,  Moses,  and  others,  on  quartzites  of 
Wisconsin 190, 392 
Stuntz  Island,  rocks  at 232, 236 
Stuntz  quartzite,  character  and  distribution 
of 231,320-321 
correlation  of 210, 321,358 
relations  of 355, 374 
Sturgeon  Lake,  rocks  near 292, 421 
Sturgeon  quartzite,  character  and  distribu- 
tion of 164-165, 167, 170-171, 336, 337 
correlation  of 169, 328-329 
relations  of 354-355 
Sturgeon  River,  rocks  near 121 , 
132, 189, 281-282, 297, 406 
Sub-crustal  fusion,  occurrence  of 29-30, 53 
Sudbury,  nickel  ores  at 420-127, 430-431 
rocks  near 357, 360, 410, 412-413, 415-417 , 
418, 422-423,  425-427,  430, 431, 432, 439 
Sugar  Island,  rocks  of 300 
Sugar  Loaf,  rocks  of 631 
Summit  Mountain,  rocks  near 160 
Sumpter,  rocks  near 851,867 
Sundance  quadrangle,  rocks  of 846 
Sunday  Lake  series,  correlation  of 189 
Sunderland,  rocks  at 586 
Susquehanna  River,  rocks  near 671 
Sutton,  W.  J.,  and  Seaman,  A.  E., on  Gogebic 
district  conglomerate 163, 390 
Superior  sandstone.    See  Lake  Superior  sand- 
stone. 
Sutherland,  P.  C.,on  Baffin  Bay  region 529, 549 
Sutton  Mill  Lake,  rocks  on 541-542 
Sutton  Mountain,  rocks  of 487-488 
Swallow,  G.  C,  on  Missouri  geology 734, 752 
Sweden,  pre-Cambrian  rocks  of 51 
Sweet,  E.  T.,  on  contact  on  Bad  River 182,391 
on  Lake  Superior  region 187-188, 368, 392 
Sweet,  E .  T. ,  and  others,  on  quartzites  of  Wis- 
consin    190, 392 
Sweetwater  Mountains,  rocks  of 840-841.847-848 
Sweetwater  River,  rocks  on 844, 845 
T.  Page, 
Tabasco,  rocks  of 754 
Table  Mountain,  rocks  near 835 
Taconian  rocks,  character  and  distribution 
of 82, 89, 90, 562 
correlation  of 730 
definition  of 82, 90 
iron  in 89' 
use  of  term 62,90' 
Taconic  Range,  rocks  near 567-568, 
570,575-576,585,628 
Taconic  slate,  character  and  distribution  of. .      627 
Taconic  system,  character  and  distribution  of.      02, 
6.5-66,  90,  201,  202,  211-212,  214,  219,  238, 
560,  562,  587,  599,  623-624,  625,  626-627,  679' 
correlation  of 200, 208, 373, 565, 634, 686 
fossils  of 65-66 
iron  in 212, 289' 
relations  of 626 
subdivision  of 236, 319, 500, 627 
T'ai-shan  complex,  correlation  of 56 
Tail,  J.  A.,  on  Arbuckle  and  Wichita  moun- 
tains geology 741-742, 752 
work  of 15 
Tahgee  Pass,  rocks  on 853 
Talking  Rock,  rocks  at 690 
Talladega,  rocks  at 691 
Talladega  series,  characterand  distribution  of.      692 
Sec  also  Ocoee. 
Tallulah  Gorge,  rocks  of. 091 
Talon  Lake,  rocks  near 418, 467 
Tanana  River,  rocks  on 890' 
Taos  Mountains,  rocks  in 45, 709, 770* 
Tarry  town,  rocks  near 032-633 
Tasmania,  pre-Cambrian  rocks  of 54 
Tatla  Lake,  rocks  on 875 
Ta-yang  limestone,  character  and  distribu- 
tion of 55 
Taylor  River,  rocks  on 803 
Taylors  Falls,  rocks  at 233-234 
Taylors  Hill,  rocks  at 722 
Taylorsville,  rocks  near 873-874 
Teal  Lake,  rocks  at 132, 148, 160, 17£ 
Tecpam,  rocks  near 763 
Tehachapai  Range,  rocks  of 872 
Tehuantepec,  Isthmus  of,  rocks  of 756, 
760, 763, 766-768 
Tejon  Pass,  rocks  at 870 
Tejon  River,  rocks  on 808-871 
Temagami,  Lake,  rocks  near 286, 
424,  428-429, 432, 434-435, 439-440 
Temiscaming,  Lake,  rocks  near 255, 403, 
406-407,  408,  411,  417-418,  422, 
423-424,  431-432,  435,  439-440' 
Templeton  rocks,  correlation  of 75 
Tenmile  district,  rocks  of S03, 815 
Tennessee,  pre-Cambrian  rocks  of. .  685-687, 098-699" 
literature  of 685-687 
Tennessee  Creek,  rocks  on 803 
Terms,  geologic,  significance  of 12-13 
Terranovan  rocks,  character  and  distribution      585 
of 585 
Teton  Range,  rocks  of 45, 843-844, 847 
Texan   system,   character  and   distribution 
of 745-746 
