warman]  TRINITY TITLE.  795 
Tufa,  dendritic,  of  Lake  Lahontan Ann  3,  pp  214-215;  Mon  xi,  pp  201-208 
Tufa,  lithoid,  of  Lake  Lahontan  -. Ann  3,  pp  212-213;  Mon  xi,  pp  190-192 
Tufa,  thinolitic,  nature  and  origin  of Bull  12,  pp  20-28 
of  <  'alifornia,  Mono  Valley Ann  8,  i,  pp  315-318 
of  Lake  Lahontan Ann  3,  pp  213-214;  Mon  xi,  pp  192-200 
Tufa  and  sinter  of  hot  springs Ann  9,  pp  613-676 
Tufaceous  incrustation,  analysis  of,  from  Massachusetts,  South  Hadley,  on  arte- 
sian well  tube Bull  126,  p  46 
Tuff,  analysis  of,  from  California,  Downieville  quadrangle Ann  17,  i,  p  627 
analysis  of,  from  California,  Genesee  Valley Ann  17,  i,  p  627 
from  California,  Lassen  Peak  region  (andesitic) Bull  148, 
p  197;  Bull  150,  p  212;  Bull  168,  p  183 
Smartsville  quadrangle  (pre-Cretaceous) Ann  17,  i,  p  734 
Trinity  County Bull  148,  p  228;  Bud  168,  p  217 
from  Colorado,  Blue  Mountains  (rhyolitic) Ann  17,  n,  p  322; 
Bull  148,  p  168;  Bull  168,  p  150 
Table  Mountain Mon  xxvn,  p  314 
from  Germany,  Oelberg  and  Kesselberg  (silicified) Bull  62,  p  153 
from  Maine,  Aroostook  County  (volcanic) Bull  165, 
pp  124,188;  Bull  168,  p  20 
from  Montana,  Castle  Mountain  district  (  rhyolitic) Bull  139, 
p  128;  Bull  148,  p  151;  Bull  168,pl30 
from  Oregon,  Douglas  County Bull  168,  1 1  223 ;  GF  40,  p  4 
of  acid  rocks Bull  62,  pp  151-154 
of  Colorado,  Rosita  Hills Ann  1 7,  n,  pp  299-303,  322,  385,  398-399 
Telluride  quadrangle GF  57,  p  5 
of  Lake  Bonneville  Basin \nn  2,  pp  190-191 
of  Maine,  Aroostook  volcanic  area Bull  165,  pp  119-126 
of  Michigan,  Crystal  Falls  district Ann  19, 
in,  pp  55-59;  Mon  xxxvi,  pp  136-145 
•  >f  Montana,  Little  Belt  Mountains  quadrangle GF  56,  p  5 
of  Oregon,  Bohemia  mining  region Ann  20,  in,  p  14 
thin  section  of,  from  Michigan,  Clarksburg  formation,  T.  47  N.,  R.  29  W., 
SE.  \  sec  4  (banded) Mon  xxvni,  pp  470-471 
from  Michigan,  Crystal  Falls  district Mon  xxxvi,  pp  294-295 
from  Sierra  Nevada Ann  1 7,  i,  pp  746-747 
Tuff,  andesitic,  from  California,  Stillwater  Creek,  description  of,  as  one  of  the 
educational  series  of  rocks Bull  150,  pp  211-213 
Tuff,  basalt,  from  ('alifornia,  Battle  Creek  Meadows,  description  of,  as  one  of 
the  educational  series  of  rocks Bull  150,  pp  251-252 
Tuff,  basaltic,  of  Bonneville  Basin Ann  2,  pp  190-191;  Mon  i,  pp  319-336 
Tuff,  diabase Bull  62,  pp  133, 158-162, 175-177 
Tuff,  rhyolitic  and  andesitic,  of  Nevada  City  and   Grass  Valley  districts,  Cali- 
fornia   Ann  17,  n,  pp  98-101 
Tuff,  volcanic,  of  Denver  Basin Mon  xxvn,  pp  311-315 
Tuff  and  breccia  of  Colorado,  Cripple  Creek  district Ann  16, 
ii,  pp  50-53,  60-65,  73-74,  78,  81, 86,  88, 92, 94, 95, 100-102 
of  Montana,  Castle  Mountain  mining  district Bull  139,  pp  73-76 
of  Sierra  Nevada,  mode  of  formation  of  (andesite) Ann  17,  i,  pp  537-538 
of  Utah,  Tintic  district Ann  19,  in,  p  644 
Tuff  and  tuffaceous  agglomerates  of  Massachusetts,  western Mon  xxix,  pp  476-481 
Tugaloo  River,  flow  of,  measurements  of Ann  20,  iv,  p  162;  Ann  21, 
iv,  pp  130-131;  WS  27,  pp  28,  40,  44, 46;  WS  36,  pp  127-128 
waters  powers  on Ann  20,  iv,  p  155 
Tule  lands,  formation  and  fertility  of Ann  12,  i,  pp  320-321 
