350  BIBLIOGRAPHY    OF    NORTH    AMERICAN    GEOLOGY 
Washing-ton  (H.  S.),  Pirsson  (L.  V.)  and. 
1.  Contributions  to  the  geology  of  New  Hampshire.     I.  Geology  of  the  Belknap 
Mountains. 
See  Pirsson  (L.  V.)  and  "Washington  (H.  S. ),  1. 
Watson  (Lawrence  W. ). 
1.  Prince  Edward  Island. 
Can.  Geol.  Snrv.,  Summ.  Rept.  for  1901.  pp.  206-208,  1902. 
Describes  the  author's  field  work  in  this  area. 
2.  Francis  Bain,  geologist. 
Can.  Roy.  Soc,  Proc.  &  Trans.,  2d  ser.,  vol.  9,  sect.  4,  pp.  135-142,  1903. 
Includes  a  list  of  his  papers. 
Watson  (R.  Lind). 
1.  Auriferous  deposits  of  Wreck  Bay,  Jordan  River,  and  other  localities  of  Vancou- 
ver Island  [Canada] . 
Mines  &  Minerals,  vol.  21,  pp.  488-489,  1  fig.,  1901. 
Describes  placers  of  tbe  region. 
Watson  (Thomas  Leonard). 
1.  The  granitic  rocks  of  Georgia  and  their  relationships. 
Am.  Geol.,  vol.  27,  pp.  199-225,  8  pis.,  1901. 
Describes  the  microscopic  and  chemical  and  mineralogic  characters  of  the  varieties  of 
granite  and  discusses  the  evidence  Of  their  intrusive  origin. 
2.  The  Georgia  bauxite  deposits;  their  chemical  constituents  and  genesis. 
Am.  Geol.,  vol.  28,  pp.  25-45,  1  pi.,  1901. 
Describes  the  general  geology  of  the  bauxite  area  and  the  occurrence,  geologic  position,  and 
chemical  composition  of  the  ore  and  discusses  its  origin. 
3.  On  the  origin  of  the  phenocrysts  in  the  porphyritic  granites  of  <  Georgia. 
.Tour.  Geol..  vol.  9,  pp.  97-122,  6  figs.,  1901. 
Describes  the  characters  of  the  granites  of  the  several  areas  studied,  their  chemical  composi- 
tion, and  the  genetic  relationship  of  phenocryst  to  groundmass. 
4.  Weathering  of  granitic  rocks  of  Georgia. 
Geol.  Soc.  Am.,  Bull.,  vol.  12,  pp.  93-108,  6  pis.,  1901. 
Describes  the  megascopic,  microscopic,  and  chemical  characters  of  the  granite  of  the  State 
and  the  phenomena  of  their  weathering. 
5.  On  the  occurrence  of  aplite,  pegmatite,  and  tourmaline  bunches  in  the  Stone 
Mountain  granite  of  Georgia. 
Jour.  Geol.,  vol.  10,  pp.  186-19:;.  2  pis.,  1902;  Denison  Univ.,  Sci.  Lab.,  Bull.,  vol.  12,  pp.  17-24, 
2  pis.,  1902. 
6.  Copper-bearing  rocks  of  Virgilina  copper  district,  Virginia  and  North  Carolina, 
Geol.  Soc.  Am.,  Bull.,  vol.  13,  pp.  353-376,  3  pis..  1  fig.,  VMY2;  Denison  Univ.,  Sci.  Lab..  Hull.. 
vol.  12,  pp.  97-127,  3  pis.,  1  fig.,  1903. 
Reviews  previous  work  and  describes  the  occurrence,  petrographie  characters,  and  composi- 
tion of  igneous  rocks,  and  the  occurrence  and  character  of  the  deposits  of  copper  ores. 
7.  On  the  occurrence  of  uranophane  in  Georgia. 
Am.  Jour.  Sci.,  4th  ser.,  vol,  13,  pp.  464-466,  1902;  Denison  Univ.,  Sci.  Lab.,  Bull.,  vol.  12,  pp. 
25-28,  1902. 
Describes  its  occurrence  and  chemical  character. 
8.  A  preliminary  report  on  a  part  of  the  granites  and  gneisses  of  Georgia. 
Ga.  Geol.  Surv.,  Bull.  no.  9-A,  367  pp.,  32  pis.,  1902. 
Discusses  geological  age,  mode  of  occurrence,  origin,  and  distribution  of  granites  in  Georgia 
and  eastern  United  States,  their  chemical  and  lithologic  characteristics,  and  gives  chemi- 
cal analyses.  The  geography  and  physiography  of  the  Georgia  portion  of  the  Piedmont 
Plateau  are  described. 
9.  Geological  relations  of  the  manganese  ore  deposits  of  Georgia. 
Am.  Inst.  Mg.  Engrs.,  Trans.,  vol.  34,  pp.  207-253,  970-973,  20  figs.,  1904;  Denison  Univ.,  Sci. 
Lab.,  Bull.,  vol.  12,  art.  9,  pp.  147-198,  20  figs.,  1904. 
Describes  the  stratigraphy  and  geologic  structure  and  the  character  and  occurrence  of  the 
manganese  ores  of  the  Paleozoic  and  crystalline  rocks  of  northern  Georgia,  and  discusses  the 
origin  of  the  ore  deposits. 
