warman.J  SWANK SYENITE.  765 
Sycamore  sands  of  Texas Ann  21,  vn,  p  142 
Syenite,  analysis  of,  from  Alaska,  Alaska-Treadwell  mine Ann  18,  m,  p  39 
analysis  of,  from  Colorado,  Blue  Mountains Ann  20,  in,  p  467 
from  Colorado,  San  Juan  region Bull  168,  p  162 
Silver  Cliff Ann  17, 
ii,  p  281;  Bull  148,  p  169;  Bull  150,  p  185;  Bull  168,  p  151 
from  Hungary,  Hodritsch  Vale Ann  20,  in,  p  473 
from  Kentucky,  Elliott  County,  inclusion  of,  in  peridotite Bull  42,  p  137 
from  Montana,  Barker Ann  20,  in,  pp  466,  580 
Bearpaw  Mountains Ann  20,  in,  p  467;  Bull  168,  p  135 
Crazy  Mountains* Bull  168,  p  121 
Highwood  Mountains Ann  20, 
in,  p  4<i»i;   Hull  L48,  p  L53;   Bull  168,  p  132 
Little  Belt  Mountains Ann  20, 
in,  pp  465-468,  471-475;   Bull  Us,  p  147;   Bull  168,  p  125 
Shields  River  Basin Hull  L48,  p  14! 
Yogo  Peak Ann  20,  in,  pp  565,  567,  581;   Mod  sxxii,  ii,  p  354 
from  Norway,  Vettakollen Ann  20,  in,  p  47.'5 
from  Vermont,  Mount  Ascutney Ann  20, 
in,  p  466;  Bull  lis,  ,,  68;  Bull  168,  p  24 
Mount  Ascutney,  basic  segregation  in Bull  168,  p  24 
from  Arkansas,  tests  of.  results  of ME  L889-90,  p  379 
from  Colorado,  Custer  County,  description   of,  as  one  of  the  educational 
series Hull  150,  pp  183-186 
in  Alaska,  southern Vnn  18,  in,  pp  36-47 
in  ( California,  Big  Trees  quadrangle .GF  51,  p  5 
in  (  olorado,  La  Plata  quadrangle GF  60,  p  10 
Pikes  Peak  quadrangle GF  7,  p  2 
Silver  Cliff \nn  17,  n,  pp  280-282 
in  Maine,  Aroostook  volcanic  area Bull,  165,  p  149 
in  Montana,  Fort  Benton  quadrangle GF  55,  p  3 
Judith  Mountains-  - \nn  18,  in,  p  561 
Little  Belt  Mountains  qua<  1  rangle GF  56,  p  3 
Syenite  family  of  rocks,  scope  and  characteristics  of Vnn  1 7,  i,  pp  72(5-729 
Syenite  group  of  rocks  from  Alaska Ann  20,  vn,  pp  201-204 
Syenite,  augite-,  of  Keweenaw  series M  on  v ,  pp  1 12-124 
Syenite-diorite-porphyry,  analysis  of,  from  Montana,  Bear  Park Ann  20, 
in,  pp  573,  580 
analysis  of,  from  Montana,  Little  Belt  Mountains Ann  20, 
in,  pp  518-520;  Bull  148,  p  148;  Bull  168,  p  127 
Syenite,  hornblende-,  of  Michigan,  Marquette  district Ann  15, 
pp  504-505;  Mon  xxvin,  pp  176-177 
Syenite,  nepheline-,  of  Montana,  Cripple  Creek  district Ann  16, 
ii,  pp  43-45,  66,  82,  87 
Syenite-porphyry,  analysis  of,  from  Montana,  Little  Belt  Mountains Ann  20, 
in,  p  514;  Bull  148,  p  147;  Bull  168,  p  125 
analysis  of,  from  Montana,  Yogo-Big  Baldy  Peak Ann  20,  in,  p  581 
from  Vermont,  Mount  Ascutney Bull  148,  pp  68,  69;  Bull  168,  pp  24,  25 
from  Yellowstone  Park,  Absaroka  Range Bull  168,  p  95 
in  Colorado,  Cripple  Creek  district Ann  16,  n,  pp  66,  93;  GF  7,  p  7 
La  Plata  quadrangle GF  60,  p  7 
in  Montana,  Fort  Benton  quadrangle GF  55,  p  3 
Judith  Mountains Ann  18,  in,  pp  562-565 
Little  Belt  Mountains Ann  20,  in,  pp  513-515 
Little  Belt  Mountains  quadrangle GF  56,  p  3 
