428  CONTRIBUTIONS    TO    ECONOMIC    GEOLOGY,  1904.         [bull.  260. 
is  most  promising.  In  places  it  shows  3^  to  4  feet  of  coal  in  a  single 
bench,  though  in  many  places  it  has  a  total  thickness  of  np  to  9  feet, 
but  is  so  split  up  as  not  to  be  commercially  valuable. 
As  a  whole  the  coals  of  Kanawha  River  differ  markedly  from  those 
of  the  New  River  field,  and  may  be  classed  with  the  gas  coals  of 
Pennsylvania.     A  typical  analysis  would  show  as  follows: 
Analysis  of  Kanawha  Hirer  coal. 
Per  cent 
Moisture 1.  744 
Volatile    matter 34.686 
Fixed    carbon 56.  150 
Ash    6.240 
Sulphur  . .560 
