warman.]  SOUTH    DAKOTA SPH^EROPSIDE^E.  747 
Spain;  iron-ore  deposits  of,  location,  character,  etc. ,  of Ann  16,  in,  pp  94-112 
iron-ore  product?  of  Bilboa  district  compared  with  that  of  Michigan  ...MR  L891, 
pp  is,  38 
lead  production  of ME  L882,  p  322;  Mil  L883-84,  pp  434,  436;  MR  1885,  pp 
2(34-207;  MR  1893,  p  99;  Ann  Hi,  in,  pp  372,  :'>75-376;  Ann 
17,  in,  pp  156,  157;  Ann  18,  v,  pp  256,  257-258;  Ann  19, 
vi,  pp  220-221;  Ann  20,  vi,  p  246;  Ann  21,  vi,  pp  245,  246 
manganese  deposits  and  production  of,  statistics  of MR  1886, 
p  201;  MR  1887,  pp  159-160;  MR  1889-90,  p  130;  MR  1893, 
pp  145-146,  155;  Ann  16,  in,  pp  453-457;  Ann  17,  in,  pp 
217,  225;  Ann  18,  v,  pp  318-324,  328;  Ann  19,  vi,  p  120; 
Ann  20,  vi,  pp  151-152,  157;   Ann  21,  vi,  pp  156-157,  162 
mining  law  of MR  1883-84,  p  1000 
ochef  production  of,  statistics  of Ann  19,  vi  cont,  p  641 ; 
Ann  20,  vi  cont,  p  727;  Ann  21,  vi  cont,  p  578 
phosphate  deposits  of Bull  46,  pp  45,  53-59" 
pyrites  production  of,  statistics  of MR  1883-84, 
pp  882-884;  MR  1885,  pp  507-508;  MR  1886,  pp  654- 
656;  Ann  18,  v  cont,  p  1260;  Ann  19,  vi  cont,  p 
573;  Ann  20,  vi  cont,  p  655;  Ann  21,  vi  cont,  p  522 
quicksilver  mines  of .Ann  8,  n,  pp  965,  966;  Mon  xin,  pp  4,  7,  14,  27-32 
quicksilver  production  of,  statistics  of MR  1882,  pp  392,  393;  MR 
1883-84,  p496;  MR  1885,  pp  290-292;  MR  1887,  p  125;  MR 
1888,  pp  105,  106;  MR  1891,  pp  123,  124;   MR  1893,  p  118 
salt  production  of,  statistics  of Ann  19,  vi  cont,  p  611;  Ann  21,  vi  cont,  p  553 
silver  production  of,  compared  with  that  of  other  countries MR  1883-84 
pp  319,  320 
tin  deposits  and  production  of MR  1883-84,  p  618;  Ann  16,  in,  pp  465,  512 
zinc  production  of,  statistics  of MR  1882,  p  358;  MR  1883-84,  pp  480, 
489-490;  MR  1885,  p  277;  MR  1886,  p  159;  MR  1887,  p  117; 
MR  1888,  p95;  MR  1891,  pp  113,  114;  MR  1892,  pp  135, 
L36;  MR  1893,  pp  107,  108;  Ann  16,  in,  pp  383,  388;  Ann  17, 
in,  pp  171,  173,  175;  Ann  18,  v,  pp  274,  276,  278;  Ann  19, 
vi,  pp  234,  236;  Ann  20,  vi,  pp  263,  265;  Ann  21,  vi,  p  266 
Spanish  Peaks,  Colorado,  structure  of Ann  14,  n,  p  224 
Spar,  analysis  of,  from  Missouri,  Sainte  Genevieve  County Ann  18,  v  cont,  p  1366 
analysis  of,  from  New  York,  near  Bedford Ann  18,  v  cont,  p  1366 
Sparganiacere  from  Yellowstone  Park Mon  xxxn,  n,  pp  683-684 
Sparta  sands  of  Louisiana,  features  of Bull  142,  pp  25-26 
Spatangidae,  Mesozoic,  of  United  States Bull  97,  pp  78-92 
Spearfish  formation  of  Black  Hills Ann  21,  i v,  pp  516-519 
Speiss,  analysis  of,  from  Colorado,  Leadville  disl  rict Mon  xn,  pp  719,  720 
analysis  of,  from  Nevada,  Eureka Mon  vn,  p  160 
Spencer  (A.  C),  erosional  history  of  La  Plata  quadrangle,  Colorado (IF  60,  p  11 
Spencer  (A.  C.)  and  Cross  (W.)>  geology  of  Rico  Mountains,  Colorado \nn  L'l , 
ii,  pp  7-165 
Spencer  (J.  W.) ,  elevations  in  Dominion  of  Canada Bull  6 
Spessartite,  analysis  of,  from  North  Carolina,  Forsyth  and  Yancey  comities Bull 
74,  p  48 
analysis  of,  from  Virginia,  Amelia  County Bull  60,  p  129 
chemical  constitution  of Bull  125,  pp  21,  24 
garnet  from,  analysis  and  description  of,  from  Texas,  Llano  Comity Bull  90, 
pp  39-40 
Splueropsidea;  from  Lower  Coal  Measures  » >f  Missouri Mon  xxxvn,  p  15 
