37 C)  INDEX    TO    PUBLICATIONS    OF    U.    S.   GEOL.   SURVEY,     [bull.  177. 
Hornhlende-porphyrite,  analysis  of,  from  Colorado,  El  Late  Mountains Ann  14, 
ii,  p  227;  Bull  148,  p  130;  Bull  168,  p  164 
analysis  of,  from  Utah,  Henry  Mountains Ann  14, 
ii,  p  227;  Bull  148,  p  183;  Bull  168,  p  167 
from  Yellowstone  Park,  Electric  Peak Bull  148,  p  119;  Bull  168,  p  89 
of  California,  Jackson  quadrangle GF  11,  p  4 
Placerville  quadrangle GF  3,  p  3 
Sonora  quadrangle GF  41,  p  4 
of  Sierra  Nevada Ann  14,  it,  p  473;  Ann  17,  i,  p  669 
thin  section  of,  from  Colorado,  Leadville  district Mon  xn,  pp  336-337 
Hornblende-porphyry,  analysis  of,  from  Yellowstone  Park,  Electric  Peak Bull  148, 
p  119;  Bull  168,  p  89 
Hornblende-pyroxene  of  California,  Sonora  quadrangle GF  41,  p  5 
Hornblende-pyroxene-andesite,  analysis  of,  from  California,  Plumas  County..  Bull  89, 
p  67;  Bull  148,  p  202;  Bull  168,  p  188 
analysis  of,  from  California,  Sierra  County Bull  148,  p  207;  Bull  168,  p  193 
from  Yellowstone  Park,  Absaroka  Range Bull  168,  p  96 
Sepulchre  Mountain Ann  12,  i,  p  648; 
Mon  xxxii,  ii,  p  135;  Bull  148,  p  120;  Bull  168,  p  90 
from  Nevada,  Arirginia  City,  description  of,  as  one  of  the  educational 
series Bull  150,  pp  223-224 
of  California,  Downieville  quadrangle GF  37,  pp  6-7 
of  New  Mexico,  Tewan  Mountains Bull  66,  pp  14-15 
of  Wyoming,  Sepulchre  Mountain Ann  12,  i,  pp  638-640 
of  Yellowstone  Park  and  vicinity Mon  xxxn,  ii,  pp  258,  291-294,  300 
thin  section  of,  from  California,  Downieville  area Ann  17,  i,  pp  758-759 
Hornblende-pyroxene-andesite-porphyry  of  Yellowstone  Park Mon  xxxn,  n,  p  80 
Hornblende-schist,  analysis  of,  from  Massachusetts,  Amherst Mon  xxix,  p  221 
from  New  Hampshire,  Hanover,  description  of,  as  one  of  the  educational 
series  (garnetiferous) Bull  150,  pp  362-365 
from  New  York,  Manhattan  Island,  description  of,  as  one  of  the  educa- 
tional series Bull  150,  pp  331-332 
of  Michigan,  Marquette  district Ann  15,  p  513;  Mon  xxvin,  pp  203-208 
of  Sierra  Nevada Ann  17,  i,  p  584 
thin  section  of,  from  Wisconsin,  sec.  35,  T.  46  N.,  R.  2  E Mon  xix,  pp  476-477 
Hornblende-syenite,  analysis  of,  from  California,  Inyo  County Ann  17,  i,  p  727 
Hornfels,  analysis  of,  from  California,  Mariposa  County Ann  17,  i,  p  691 ; 
Bull  148,  p  221;  Bull  168,  p  210 
from  California,  Genesee  Valley,  description  of,  as  one  of  the  educational 
series Bull  150,  pp  337-338 
Hornstone,  analysis  of,-  from  Maryland,  Sykesville,  also  of  dissolved  inclusion 
in , Bull  90,  p  67 
analysis  of,  from  Montana,  Crazy  Mountains Bull  148,  p  144;  Bull  168,  p  122 
Horseshoe  Creek,  Wyoming,  reservoir  sites  on Ann  20,  iv,  pp  270-273 
Horsetown  beds  of  California Mon  xm,  p  205; 
Bull  19,  pp  20-21;  Bull  82,  pp  184,  186,  187 
of  California,  fossils  of Bull  15,  pp  19-22 
Horton  (R.  E. ),  report  on  run-off  and  water  power  of  Kalamazoo  River WS  30, 
pp  22-38 
Hoskins  (L.  M. ),  flow  and  fracture  of  rocks  as  related  to  structure Ann  16, 
i,  pp  845-874 
Hot-spring  deposit,  analysis  of,  from  Montana,  Boulder  Hot  Springs Ann  21, 
ii,  pp  244 
analysis  of,  from  Nevada,  Steamboat  Springs  (metalliferous) Mon  xm,  p  344 
Hot-spring  waters,  analysis  of. .  Bull  9,  pp  24,  27,  28,  30-35;  Bull  42,  p  148;  Bull  60,  p  i74 
