656  INDEX    TO    PUBLICATIONS    OF    U.   S.    GEOL.    SURVEY,     [bull.  177. 
Rhyolite,  analysis  of,  from  California,  Plumas  County Ann  17,  i,  p  721 ; 
Bull  148,  p  202;  Bull  168,  p  188 
analysis  of,  from  California,  San  Clemente  Island,  Northwest  Harbor... Ann  18, 
ii,  p  488 
from  California,  Sierra  Nevada ..Ann  14,  n, p  487 
from  Colorado,  Chalk  Mountain Mon  xn,  p  589; 
Bull  148,  p  174;  Bull  168,  p  L56 
Crested  Butte  district Bull  148,  p  177;  Bull  168,  p  159 
Custer  County Bull  90,  p  69 
Nathrop Bull  148,  p  179;  Bull  168,  p  164 
Pennsylvania  Hill Ann  17,  n,  p  324;  Bull  148,  p  167;  Bull  168,  p  149 
Round  Mountain Ann  17,  n,  p  324; 
Bull  148,  p  167;  Bull  165,  p  155;  Bull  168,  p  149 
San  Juan  region Bull  148,  p  179;  Bull  168,  p  161 
Silver  Cliff Ann  17,  n,  p  324;  Bull  148,  p  167;  Bull  168,  p  149 
from  Hungary,  Gcenczer  Pass  and  Telki-Banya Ann  7,  p  291 
from  Idaho,  Silver  City  (altered ) Ann  20,  in, 
pp  179-180, 181;  Bull  168,  p  138 
from  Maine,  Haystack  Mountain Bull  165,  pp  155, 188;  Bull  168,  p  20 
from  Montana,  Butte  district Bull  168,  p  119 
Checkerboard  Creek Bull  139,  pp  125, 135, 136; 
Bull  148,  p  150;  Bull  168,  p  129 
Rimini Bull  168,  p  119 
Smith  River Bull  139,  p  120; 
Bull  148,  p  150;  Bull  165,  p  155;  Bull  168,  p  129 
from  Nevada,  Rescue  Canyon Mon  xx,  p  264;  Bull  165,  p  155 
Washoe Mon  xx,  p  282;  Bull  17,  p  33; 
Bull  27,  p  66;  Bull  148,  p  188;  Bull  168,  p  174 
from  North  Carolina,  Montgomery  County  (spherulitic) Bull  168,  p  53 
Watauga  County  (porphyritic) Bull  168,  p  52 
from  Oregon,  Crater  Lake Bull  168,  pp  221,222 
from  Utah,  Henry  Mountains Bull  148,  p  184;  Bull  168,  p  168 
Tintic  mining  district Ann  19, 
m,  pp  634-635,  637,  649;  Bull  168,  p  166;  GF  65,  p  3 
from  Yellowstone  Park,  Elk  Creek  (trachytic) Mon  xxxn, 
ii,  p  325;  Bull  168,  p  105 
Madison  Plateau „ Mon  xxxn, 
ii,  p  426;  Bull  148,  p  131;  Bull  150,  p  147;  Bull  168,  p  105 
Sunset  Peak Mon  xxxn,  n,  p  325;  Bull  168,  p  106 
various  localities Mon  xxxn, 
ii,  p  426;  Bull  148,  pp  130, 131, 132;  Bull  168,  pp  104, 105, 106 
in  Maine,  Aroostook  volcanic  area,  outcrops  of Bull  165,  pp  107-109 
luster  exhibited  by  sanidine  in  certain Bull  20,  pp  75-80 
of  Alaska,  Wrangell  Mountains Ann  20,  vn,  p  416 
of  Bonneville  Basin,  age  of Mon  i,  p  337 
of  California,  Big  Trees  quadrangle  : GF  51,  p  6 
Colfax  quadrangle GF  6Q,  p  6 
Downieville  quad rangle GF  37,  p  6 
Jackson  quadrangle GF  11,  p  5 
Lassen  Peak  quadrangle GF  15,  p  2 
Mother  Lode  district GF  63,  p  6 
Placerville  quadrangle GF  3,  p  3 
Pyramid  Peak  quadrangle GF  31,  p  6 
San  Clemente  Island Ann  18,  n,  pp  485-488 
Smartsville  quadrangle GF  18,  p  5 
Truckee  quadrangle GF  39,  p  5 
