930 
INDEX. 
Page. 
Ransome,  F.  L.,  and  Lindgren,  W.,  on  Cripple 
Creek  rocks 811-812,894 
Ransome,  F.  L.,  Cross,  W.,  and  Howe,  E., 
on  Silverton  quadrangle 822,896 
Rapakivi  granite,  character  of 51 
Rapid  schist,  character  and  distribution  of.  886-887 
Raquette  Lake,  rocks  of 612 
Rattlesnake  Mountains,  rocks  of 840,844 
Raton  Hills,  rocks  of 768-769 
Rat  Portage,  rocks  of. 262,264 
Ratroot  Bay,  rocks  near 268,294 
Rattlesnake  Range,  rocks  in 45 
RavallK  rocks  near 862 
Ravenna  series,  character  and  distribution  of.      872 
Ravenswood, Peak,  rocks  of 793 
Rawdon  series,  correlation  of 75 
Rawhide  Butte,  rocks  on 844,845 
Rawlings  Peak,  rocks  of 836,837,844 
Rawson,  Cape,  rocks  of 531,549 
Ray,  Cape,  rocks  on 516,524 
Raymonds  Creek,  rocks  on 178 
Reading  Hills,  rocks  of 659 
Red  Canyon  Creek,  rocks  on 774-775 
Red  Cedar  River,  rocks  on 195 
Red  Creek,  rocks  on 780,790 
Red  Creek  quartzite,  character  and  distribu- 
tion of 779 
correlation  of 780 
Red  Lake,  rocks  of 536-537 
Red  Lodge,  rocks  at 860 
Ped  Mountain  Creek,  rocks  on 820 
Red  River,  rocks  near 262 
Red  Rock  Lake,  rocks  on 854 
Red  sandstone,  character  and  distribution  of.      626 
Redstone,  rocks  near 198,242,310 
Redstone  quartzite,  character  and  distribu- 
tion of 252 
Redwood  Falls,  rocks  at 197 
Reindeer  River,  rocks  on 538 
Republic,  Mich.,  quartzite  tongue  at 153 
rocks  near 145, 151 
Republic,  Wash.,  rocks  near 867 
Republic  formation,  character  and  distribu- 
tion of 145, 147-148, 1 49, 368 
correlation  of 146, 149 
Republic  Mountain,  rocks  of 123,383,385 
Repulse  Bay,  rocks  of 535 
Rhode  Island,  pre-Cambrian  rocks  of. .  583-584,592 
Rib  Hill,  rocks  of 194 
Rice  Bay,  rocks  of 279 
Richardson,  C.  IT.,  on  Vermont  geology  .. .  567,594 
Richardson,  G.  B.,  on  Texas  rocks 746-747,753 
work  of 15 
Richardson,  James, on  Coppermine  River..  527,548 
on  Great  Slave  Lake  region 526,528,548,549 
on  Lake  St .  John  region 530,549 
on  St.  Lawrence  River  region 530,549 
Richardson  River,  rocks  of 528 
Richmond,  rocks  near 487 
Richmond  Gulf,  rocks  near 534,539,547 
Richthofen,  Baron  von,  on  Chinese  rocks 54 
Rico  Mountains,  rocks  of 45, 821, 825-826, 832 
Ries,  Heinrich,  on  Orange  County  rocks. .  631,651 
Rillito  Mountains,  rocks  of 776 
Rincon  Mountains,  rocks  of 776 
Ripton,  rocks  at 586 
Tage. 
Ri verhead  Brook,  rocks  on 517 
Roan  gneiss,  character  and  distribution  of. . .       44, 
682-683,684,702,704,707 
Roan  Mountain,  rocks  of  and  near C84 
Robb,  Charles,  map  by 490 
on  Cape  Breton  rocks 506, 507, 523 
on  New  Brunswick 500-501, 522 
Rockford,  rocks  at 691 
Rockingham  schist,  character  and  distribu- 
tion of •  557, 558 
correlation  of 587 
Rockland ,  rocks  at 626 
Rocky,  rocks  near 807 
Roemer,  Ferdinand,  on  Texas  rocks 742, 753 
Rogers,  II.  D.,  on  Lake  Superior  red  sand- 
stones, etc 110,386 
on  New  Jersey  Primary  rocks 635-636,651 
on  Pennsylvania  rock 653-655, 711-712 
Rogers,  II.  D.,  and  W.  B.,  on  White  Moun- 
tains    554, 592 
Rogers,  W.  B.,  o:i  Braintree  fossils 570, 594 
on  Lake  Superior  region 298, 401 
on  Lake  Superior  sandstone 119,388 
on  Virginia  geology 673, 674-675, 693-C94, 714 
Rogue  River,  rocks  on 874 
Rominger,  Charles,  nomenclature  by 377, 380 
on  Huronian  system 133-135, 388 
on  Lake  Superior  sandstone 125-126, 388 
on  Lake  Superior  stratigraphy.  3.19-370,371-372 
on  Marquette  and  Menominee  regions 129- 
133,383,388 
Root  River,  rocks  on 429 
Rosalie  granite,  character  and  distribution 
of 809-810 
Rose,  R.  S.,  on  geology  of  mining  districts.  174,391 
Rosita  Hills,  rocks  of 813 
Ross,  John,  on  Boothian  and  Melville  penin- 
sulas    527, 548 
Rouge  River,  rocks  near 449, 450, 461 
Round  Lake,  rocks  near 428 
Rove  slate,  character  and  distribution  of 248 
correlation  of 328-329 
Rowe  schist,  character  and  distribution  of.  576,579 
Roxbury  conglomerate,  character  and  distri- 
bution of 571, 572 
Rudolph,  rocks  near 194 
Ruffin,  Edmund,  on  South  Carolina  rocks.  687,716 
RulTner,   W.  II.,  and  Campbell,  J.   L.,  on 
Georgia  rocks 690, 716 
Ruggles  River,  rocks  on 534 
Russell,  I.  C,  on  Washington  rocks 865, 898     •■ 
Russia,  pre-Cambrian  rocks  of 53-54 
Rykert  Mountain,  rocks  of 880 
S. 
Sable,  Cape,  rocks  near 506 
Saco  River,  rocks  on 554 
Sacramento  Mountains,  rocks  of 744 
Sacramento  River,  rocks  near 872 
Saddle  Mountain,  rocks  of 567 
Safford,  J.  M.,  on  Tennessee  roeks 685-686,715 
Saganaga,  rocks  near 232, 275 
Saganaga  Lake,  rocks  near 205- 
203,212,217,234,237,273,313 
Saganaga  Lake  granite,  character  and  distri- 
bution of 200, 212, 221, 334 
correlation  of 212-213 
