644  INDEX    TO    PUBLICATIONS    OF    U.   S.    GEOL.    SURVEY,     [bull.  177. 
Quartz-bostonite,  analysis  of,  from  Norway Bull  165,  p  166 
Quartz-diaspore,  analysis  of,  from  Colorado,  Mount  Robinson Ann  17,  n,  p  317; 
Bull  148,  p  169;  Bull  168,  p  151 
Quartz-diorite,  analysis  of,  from  California,  Bidwell  Bar  quadrangle Ann  17,  i, 
p  570;  Bull  148,  p  204;  Bull  168,  p  190 
analysis  of,  from  California,  Big  Trees  quadrangle Ann  17,  i,  pp  702,  724 
from  Montana,  Crazy  Mountains,  Sweet  Grass  Creek Ann  20,  in, 
p  490;  Bull  148,  p  143;  Bull  168,  p  121 
from  Yellowstone  Park-,  Crandall  Volcano Mon  xxxn,  n,  p  261 
of  California,  Mother  Lode  district GF  63,  p  4 
Quartz-diorite  family  of  rocks,  scope  and  characteristics  of Ann  17,  i,  pp  723-725 
Quartz-diorite  and  granite  of  Sierra  Nevada Ann  17,  i,  pp  550,  570-571 
Quartz-diorite-gneiss,  analysis  of,  from  California,  Big  Trees  quadrangle Ann  17, 
i,  p  702;  Bull  148,  p  214;  Bull  168,  p  200 
of  Sierra  Nevada Ann  17,  i,  p  703 
Quartz-diorite-porphyry,  analysis  of,  from  California,  Downieville  quadrangle 
Ann  17,  i,  pp  639,  724;  Bull  148,  p  206;  Bull  168,  p  192 
analysis  of,  from  California,  Jackson  quadrangle Ann  17,  i,  p  724 
from  Yellowstone  Park,  Hurricane  Ridge Bull  148,  p  124;  Bull  168,  p  94 
of  Montana,  Little  Belt  Mountains Ann  20,  in,  p  518 
of  Sierra  Nevada Ann  17,  i,  pp  638-640 
thin  section  of,  from  California,  North  Yuba  River Ann  17,  i,  pp  756-757 
Quartz  nitrate,  analysis  of,  from  Nevada,  Providence  mine Ann  17,  n,  p  131 
analysis  of,  from  Nevada,  Providence  mine,  residue  from Ann  17,  n,  p  131 
Quartz-gabbro,  analysis  of,  from  Georgia,  Cherokee  County Bull  168,  p  55 
Quartz-gabbro  and  quartz-diorite  of  western  Massachusetts Mon  xxix,  pp  331-342 
Quartz-hornblende-mica-porphyrite,  analysis  of,  from  Colorado,  Tenmile  dis- 
trict   Ann  14,  n,  p  227;  Bull  148,  p  175;  Bull  168,  p  157 
Quartz-keratophyre  of  Minnesota,  Pigeon  Point Bull  109,  pp  53-59,  60-66, 105-118 
Quartz-mica-diorite,  analysis  of,  from  California,  Mariposa  County ...Ann  17,  i, 
pp  691,  724;  Bull  148,  p  220;  Bull  150,  p  342;  Bull  168,  p  209 
analysis  of,  from  California,  Sierra  County Ann  17, 
i,  pp  638,  724;  Bull  148,  p  206;  Bull  168,  p  192 
from  California,  Smartsville  and  Big  Trees  quadrangle,  and  Yosemite 
Valley Ann  17,  i,  p  724 
from  Yellowstone  Park,  Electric  Peak Bull  148,  p  118;  Bull  168,  p  87 
Hurricane  Ridge.  .Mon  xxxn,  n,  p  261;  Bull  148,  p  124;  Bull  168,  p  94 
of  California,  Downieville  quadrangle GF  37,  p  4 
Jackson  quadrangle GF  11 ,  p  4 
of  Sierra  Nevada Ann  14,  n,  p  478;  Ann  17,  i,  pp  636-637,  667-669,  693,  704 
of  Yellowstone  Park  and  vicinity Mon  xxxn,  n,  pp  252-256 
thin  section  of,  from  Sierra  Nevada Ann  17,  i,  pp  752-753 
Quartz-mica-diorite-porphyrite,  analysis  of,  from   Yellowstone  Park,  Electric 
Peak Ann  14,  n,  p  227;  Bull  148,  p  119;  Bull  168,  p  89 
of  Yellowstone  Park,  Electric  Peak Ann  12,  i,  pp  617-618 
Quartz-mica-diorite-porphyry,   analysis  of,  from  Yellowstone  Park,  Electric 
Peak Ann  14,  n,  p  227;  Bull  148,  p  119;  Bull  168,  p  89 
analysis  of,  from  Yellowstone  Park,  Hurricane  Ridge Mon  xxxu, 
ii,  p  261;  Bull  148,  p  124;  Bull  168,  p  94 
of  Yellowstone  Park Mon  xxxu,  n,  pp  103-105 
Quartz-monzonite,  analysis  of,  from  California,  Amador  County Bull  168,  p  200 
analysis  of,  from  Colorado,  near  Silverton Ann  21,  n,  p  82 
from  Colorado,  Telluride  quadrangle,  San  Miguel  Peak Ann  21, 
ii,  p  82;  Bull  168,  p  163;  GF  57,  p  6 
