warman.]  IDAHO IGNEOUS.  387 
Igneous  rocks;  eruptive  rocks  of  Idaho Ann  16,  n,  pp  234-247 
flow  and  fracture  of  rocks  as  related  to  structure Ann  16,  i,  pp  845-874 
fluid  inclusions,  secondary  origin  of Mon  in,  pp  79,  119,  371 
intrusion  in  Black  Hills,  history  of Ann  21,  in,  pp  282-283 
intrusion  and  erosion,  experiments  illustrating . .  Ann  21,  in,  pp  291-303 
intrusive  masses,  contact  metamorphism  not  marked  about Mon  xn,  p  307 
force  of  intrusion,  discussion  of Mon  xn,  pp  298-300 
of  Alaska Ann  21 ,  n,  pp  360-362,  370 
of  Black  Hills Ann  21,  in,  pp  163-303 
of  California,  Sonora  area Ann  17,  i,  p  663 
of  Colorado,  Aspen  district Mon  xxxi,  pp  45-53 
La  Plata  Mountains GF  60,  pp  8-10 
Mosquito  Range  and  Leadville  district Ann  2, 
p  226;  Mon  xn,  pp  295-306 
Kico  Mountains Ann  21,  n,  pp  29-32,  79-97 
Telluride  quadrangle GF  57,  pp  6-7 
of  Michigan,  Crystal  Falls  district Ann  19, 
in,  pp  81-83;  Mon  xxxvi,  pp  187-265 
northern  complex Mon  xxvni,  pp  178-186 
<  »f  Montana,  Fort  Benton  quadrangle GF  55,  p  4 
Little  Belt  Mountains.  .Ann  20,  in,  pp  302-303,  313-316,  342-343,  349-360 
of  New  Jersey Bull  67 
of  I vocky  Mountains Mon  xn,  p  305 
of  Sierra  Nevada Ann  14,  n,  pp  470-483 
of  Wyoming,  Absaroka  district GF  52,  pp  5-6 
of  Yellowstone  Park,  Electric  Peak Ann  12,  i,  pp  582-632 
Gallatin  Mountains,  Bunsen  Peak,  and  Mount  Everts Mon  xxxn, 
ii,  pp  60-88 
traps  of  New  Jersey Bull  67 
(See,  also,  Laccoliths.) 
magmas,  absorption  of  sediments  by Ann  20,  in,  p  577 
considered  as  solutions Bull  66,  pp  26-29 
discussion  of,  by  graphic  methods Ann  20,  in,  pp  569-576 
metamorphism  of Ann  16,  i,  pp  709-716 
development  of,  in  Catoctin  belt Ann  14,  n,  pp  363-365 
general  discussion  of Bull  62,  pp  34-63 
mineral  composition,  gradations  in,  between  members  of  a  group  of Bull  66, 
pp  17-19 
i  it  r<  »cks  of  Montana,  Yogo  Peak,  variation  in Ann  20,  in,  pp  567-568 
mineralogic  relations  of  pegmatites  and  quartz  veins  to Ann  18,  in,  p  313 
nomenclature  of;  name  asperite  proposed Mon  xin,  pp  151,  459 
Survey  rules  concerning Ann  19,  i,  pp  22-23 
of  Alaska Ann  21,  n,  pp  356-357,  358, 
360-363,  364,  365-366, 430,  471-472,  479-482 
classification  and  descriptions  of Ann  20,  vn,  pp  188-234 
Matanuska  Valley Ann  20,  vn,  pp  309-311 
Prince  William  Sound  and  Copper  River  district Ann  20,  vn,  pp  414-417 
southwestern Ann  20,  vn,  pp  195-234 
Sushitna  Basin,  notes  on Ann  20,  vn,  p  18 
Yukon  district Ann  10,  in,  pp  224-250;  Ann  18,  in,  pp  224-250 
of  Arizona,  Grand  Canyon,  Unkar  terrane,  pre-Cambrian  .  .Ann  14,  n,  pp  497-524 
of  California,  Bidwell  Bar  quadrangle GF  43,  p  3 
Big  Trees  quadrangle GF  51,  pp  4-5 
Colfax  quadrangle GF  66,  pp  3-4 
