IXDEX. 
929 
Page. 
Primary  rocks,  relations  of 026 
use  of  term 58 
Prime,    Frederick,   jr.,    on    Lehigh    County 
rocks 656-657, 712 
Primitive  gneiss,  character  and  distribution 
of 69, 504, 527, 534 
Primitive  rocks,  character  and  distribution 
of 64, 300, 403 
404, 528, 553, 568, 570, 581, 597-599, 
622, 626, 635, 653, 656, 664,  G73,  (177, 
685,  687, 689,  733-734, 703, 870, 884 
subdivision  of 567 
use  of  term 58 
Primordial  beds,  character  and  distribution 
of 562, 573, 628, 674, 685, 742, 839, 842 
life  in 191 
relations  of 492, 493, 494, 496 
Prince  of  Wales  Island,  rocks  of 529 
Princeton,  Mount,  rocks  of 816 
Princeton  granite,  character  and  distribution 
of 578 
Prindle,  L.  M.,  on  Alaska  rocks 884,885 
Proctors  Lake  limestone,  character  and  dis- 
tribution of 452 
Proctors ville,  rocks  at 563-564 
Promontory  Ridge,  rocks  of 46, 789,  790 
Prospect  Mountain,  rocks  of 798 
Prospect  Mountain  quartzite,  character  and 
distribution  of 798 
Proterozoic,  character  and  distribution  of 774 
proposed  use  of 20, 21, 63 
Protolenus,  occurrence  of 498 
Prozoic  rocks,  character  and  distribution  of..     840, 
842-843 
use  of  term 62, 819 
Puckwunge  Creek,  rocks  on 231 
Puckwunge  slate,  character  and  distribution 
of 231,239 
correlation  of 240 
Puebla,  rocks  of 754-755,  756,  763,  765-768 
Pueblo  quadrangle,  rocks  of 813 
Puerto  Angel,  rocks  near 763,  765, 766 
Pumpelly,     R.,     on    Clarksburg    Mountain 
rocks 578, 595 
on  copper-bearing  rocks 124-125 
on  Green  Mountains 575-576, 595 
on  Lake  Superior  region 128, 368 
on  Missouri  geology 735-736, 752 
Pumpelly,  R.,  and  Brooks,  T.  B.,  nomencla- 
ture by 380 
on  copper-bearing  rocks 121,388 
Pumpelly,  R.,  and  Van  Ilise,  C.  R.,  on  Lake 
Huron  rocks 413-415, 438, 445 
on     Menominee    and     Felch     Mountain 
ores 146, 389 
on  Missouri  rocks 736-737, 752 
Pumpelly,  R.,  Walcott,  C.  D.,  and  Van  Ilise, 
C.  R.,on  Adirondacks  rocks 000- 
001,648 
Purcell  trench,  rocks  near 852 
Pyrocrystalline  rocks,  distribution  and  char- 
acter of 64-65 
use  of  term 02 
Pyroplaslic  rocks,  character  and  distribution 
of 04-05 
55721— Bull.  360—09 59 
Q. 
Page. 
Quaco,  rocks  near '. 495 
Quadacha  River,  rocks  on  877 
Quana  Mountains,  rocks  of 742 
Quantico  slate,  character  and  distribution  of.    667- 
668,694 
Quartzite  group,  description  of 131 
distribution  of 131 
Quartzite  Mountains.    See  Needle  Mountains. 
Quartz  Mountain,  rocks  of 782 
Quartz  slate,  character  and  distribution  of.  141, 144 
Quatre  Fourches  River,  rocks  on 536, 875 
Quebec,  rocks  near 448 
Quebec  group,  character  and  distribution  of. .     484, 
489,492,515,502 
correlation  of 75-70, 201 ,  485, 517, 554, 565 
subdivision  of 484 
Quebec  province,  pre-Cambrian  rocks  of...  448-490 
pre-Cambrian  rocks  of,  literature  of 448- 
476, 484-488 
Quincy,  rocks  at 571 
Quinnesec,  rocks  at 140 
Quinnesec  schist,  character  and  distribution 
of 133, 137, 170, 174,332 
correlation  of 174, 328-329 
Quotation  marks,  use  of 11 
Rabbit  Lake,  rocks  near 428 
Racket  River,  rocks  on 
Rae,  John,  on  Hudson  Bay 528 
Rae  River,  rocks  of.. 
Raft  River  Range,  rocks  of 
Raggedy  Mountains,  rocks  of 741 
Rainy  Lake  region,  rocks  of 
228, 230-231, 256, 257, 262, 268-270, 
276-277, 278-279, 280, 284, 286, 294- 
325, 328,  334-335,  340,  355,  371 ,  372 
Rainy  River,  rocks  on 223, 236, 281-282 
Raleigh,  rocks  near 
Ralston  Creek,  rocks  on 801, 804 
Ramapo  Mountain,  rocks  in 
Ramos,  J.  M.,  on  Mexican  rocks 
Rampart  series,  character  and  distribution  of. 
Ramsay  Lake  conglomerate,  character  and 
distribution  of 
Rand,  T.  D.,  on  Pennsylvania  rocks 659 
Random  formation,  character  and  distribu- 
tion of 
correlation  of 
Random  Island,  rocks  of 
Rands  Hill,  rocks  on 608 
Randville  dolomite,  character  and  distribu- 
tion "of.  164,165,170,171,328-329,336 
correlation  of 
Rangely  conglomerate,  character  and  distri- 
bution of 
Ransome,   F.  L.,  on    Coeur  d'Alene  quad- 
rangle   850-851 
on  G  rand  Canyon  rocks 777 
on  Idaho  rocks 849-850 
on  Washington  rocks 866-867 
work  of 
Ransome,  F.  L.,  and  Calkins.  F.  •'..  on  Coeui 
d'Alene  region 852 
,432 
598 
,549 
528 
789 
,742 
42, 
271, 
295, 
,384 
,286 
680 
,805 
639 
761 
885 
432 
,712 
518 
519 
518 
,615 
,337 
553 
,892 
,897 
15 
VI 7 
