364  INDEX    TO    PUBLICATIONS    OF    IT.   S.   GEOL.   SURVEY,      [bull.  177. 
( i  reenstone-schist  of  Michigan,  Marquette  district Mon  xxviii,  pp  204-206 
of  Michigan,  Marquette  region,  relation  of,  to  diabase  agglomerate Bull  62 
pp  185-191 
thin  section  of,  from  Michigan,  Marquette Bull  62,  pp  238-239 
Greenstone-schist  areas  of  Menominee  and  Marquette  regions  of  Michigan,  a 
contribution   to   subject  of  dynamic   metamorphism   in 
eruptive  rocks Bull  62 
Greggs  Landing  series  of  Alabama,  correlation  of Ann  18,  n,  p  346 
Gregory  (H.  E.) ,  geology  of  Aroostook  volcanic  area,  Maine,  including  account 
of  clastic  rocks  of  Aroostook  County Bull  165,  pp  93-188 
Grenville  series  of  rocks  of  Canada Bull  86,  pp  27-35,  451,  497 
Grewingk  and  Bogoslof  islands,  Alaska Ann  18,  in,  pp  25-28 
Grey  Bull  River,  Wyoming,  flow  of,  measurements  of Ann  19, 
iv,  pp  293-295;  Ann  20,  iv,  p  53;  WS  15,  p  75 
Greylock,  Mount,  Massachusetts,  geology  of Mon  xxin,  pp  119-203 
lithologic  horizons  in,  succession  and  correlation  of Bull  86,  pp  375-376 
Greylock  schist  of  Mount  Greylock,  Massachusetts Mon  xxiii,  pp  186-188, 190 
thin  section  of,  showing  cross  fissility Ann  16,  i,  p  833;  Mon  xxin,  p  145 
Greyson  shale  of  Montana,  description  and  section  of Ann  20,  in,  pp  282,  283 
Grindstone,  analysis  of,  from  Ohio,  Amherst  and  Berea MR  1886,  p  583 
Grindstones,  statistics  of MR  1882,  p  479;  MR  1883-84,  pp  713-714;  MR  1885,  pp 
428-429;  MR  1886,  pp  582-585;  MR  1887,  pp  552- 
553;  MR  1888,  pp  576-577;  MR  1889-90,  p  458; 
MR  1891,  pp  552-553;  MR  1892,  p  749;  MR 
1893,  p  671-672;  Ann  16,  iv,  pp  587-588;  Ann  17, 
in  cont,  pp  929-930;  Ann  18,  v  cont,  pp  1222- 
1224;  Ann  19,  vi  cont,  pp  517-520;  Ann  20,  vi 
cont,  pp  609-612;  Ann  21,  vi  cont,  pp  463,  468-471 
Griqualandite,  chemical  constitution  of Bull  125,  p  92 
Grit  of  the  Great  Plains,  Tertiary,  a  water-bearing  formation  .  .Ann  16,  n,  pp  580-584 
of  the  Great  Plains,  Tertiary,  topography  of Ann  16,  n,  pp  574-577 
thin  section  of,  from  New  York,  near  Alps Ann  13,  n,  p  308 
Grizzly  formation  of  California GF  15,  pp  1,2 
Grizzly  formation  and  Little  Grizzly  Creek  beds  of  California,  description  and 
localities  of Ann  14,  ir,  pp  445-446,  448-449 
Gros  Ventre  and  Wyoming  ranges,  Archean  and  Algonkian  rocks  of Bull  86,  p  280 
Grossularite,  chemical  constitution  of Bull  125,  pp  16,  21 
( H-currence  of MR  1882,  p  488 
Ground-ice  formation  of  Alaska Ann  21,  n,  p  366 
of  Alaska,  character  and  origin  of Ann  17,  i,  pp  850-860 
correlation  of Ann  18,  n,  p  335;  Bull  84,  pp  260-265,  326 
remarks  on Ann  18,  in,  p  219 
Ground  moraine,  theories  of,  discussion  of Mon  xxxiv,  pp  277-284 
Ground  water,  geologic  conditions  governing,  and  method  of  locating.  .WS  6,  pp  15-lg 
in  Colorado,  eastern,  general  conditions,  etc.,  of Ann  17,  n,  pp  595-601 
in  Illinois,  wells  dependent  on Ann  17,  n,  pp  765-770 
in  Nebraska,  Kearney Ann  21,  iv,  pp  216-217 
in  United  States,  eastern Ann  14,  n,  pp  38-42 
on  Great  Plains Ann  21,  i v,  pp  732-741 
supplies  of,  for  irrigation Ann  13,  m,  pp  326-332 
(See,  also,  Water.) 
Grouse  Mountain,  Colorado,  rocks  of Ann  16,  n,  pp  106-108 
Groveland  formation  of  Michigan,  Crystal  Falls  district. .  .Ann  19,  in,  pp  115-121, 137- 
139;  Ann 21,  in, pp 385-387;  Mon  xxxvi,  pp 415-423  446-450 
<  rrowth  of  forest  trees,  rate  of Ann  21,  v,  pp  22-25 
