118  BIBLIOGRAPHY    OF    NORTH    AMERICAN    GEOLOGY 
Emmons  (S.  F. ),  Hayes  (C.  W. )— Continued. 
3.  Contributions  to  economic  geology,  1904. 
U.  S.  Geol.  Surv.,  Bull.  no.  260,  1905.     620  pp.,  4  pis.,  25  figs. 
Includes  papers  by  various  members  of  the  U.  S.  Geological  Survey  on  economic  resources 
which  they  have  had  under  investigation.  With  each  section  is  given  a  list  of  the  Survey 
publications  bearing  upon  the  products  treated  in  that  section. 
Emmons  (S.  F. ),  Irving'  (John  Duer)  and. 
1.  Economic  resources  of  the  northern  Black  Hills.     Part  II.     Mining  geology. 
See  Irving  (John  Duer)  and  Emmons  (S.  F. ),  1. 
Emmons  (William  H.). 
1.  The  Neglected  mine  and  Nearby  properties,  Durango  quadrangle,  Colorado. 
U.  S.  Geol.  Surv.,  Bull.  no.  260,  pp.  121-127,  1905. 
Describes  the  general  geology,  the  character  and  occurrence  of  ores  containing  gold  and  sil- 
ver, and  the  mining  operations. 
Emmons  (W.  H.),  Irving-  (J.  D. )  and. 
1.  Economic  geology  of  the  Needle  Mountains  quadrangle  [Colorado]. 
See  Irving  (J.  D.)  and  Emmons  (W.  H.),  1. 
Evans  (A.  W.). 
1.  Jellico  coal  field. 
Eng.  Assoc.  South,  Trans.,  1904,  vol.  15,  pp.  43-52  [1905]. 
Discrlbes  the  occurrence,  composition,  and  qualities  of  coals  of  the  Jellico  field  in  Kentucky 
and  Tennessee. 
Evans  (H.  F.). 
1.  Canadian  geology. 
Mg.  &  Sci.  Press,  vol.  86,  pp.  299-300,  1903. 
Gives  a  general  account  of  the  geology  of  Canada. 
2.  The  Adams  Lake  series,  British  Columbia. 
Mg.  &  Sci.  Press,  vol.  86,  pp.  348-349,  1903. 
Describes  the  occurrence  of  this  formation  and  the  strata  associated  with  it,  and  discusses  its 
geologic  relations  and  age. 
Evans  (Herbert  M.). 
1.  A  new  cestraciont  spine  from  the  lower  Triassic  of  Idaho. 
Cal.  Univ.,  Dept.  Geol.,  Bull.,  vol.  3,  pp.  897-101,  1  pi.,  1904. 
Evans  (Nevil  Norton). 
1.  Native  arsenic  from  Montreal. 
Am.  Jour.  Sci.,  4th  ser.,  vol.  15,  pp.  92-93,  1903. 
2.  Chrysoberyl  from  Canada. 
Am.  Jour.  Sci.,  4th  ser.,  vol.  19,  pp.  316-318,  1905. 
Describes  the  occurrence  of  chrysoberyl  in  the  province  of  Quebec,  and  the  method' and 
results  of  a  chemical  examination  thereof. 
Eyerman  (John). 
1.  Contributions  to  mineralogy. 
Am.  Geol.,  vol.  34,  pp.  43-48,  1904. 
Describes  the  occurrence,  characters,  and  composition  of  some  minerals  from  New  Jersey  and 
Pennsylvania. 
F. 
Fairbanks  (Harold  W.). 
1.  Notes  on  the  geology  of  the  Three  Sisters,  Oregon. 
Abstract:  Jour.  Geol.,  vol.  9,  p.  73,  1901;  Geol.  Soc.  Am.,  Bull.,  vol.  12,  pp.  498-499,  1901. 
Brief  notes  on  occurrence  of  volcanic  rocks. 
2.  Pyramid  Lake,  Nevada. 
Pop.  Sci.  Mo.,  vol.  53,  pp.  505-514,  8  figs.,  1901. 
Describes  the  geological  history  of  the  lake  and  adjacent  region  and  the  characteristics  of 
the  volcanic  materials. 
3.  The  physiography  of  California. 
Am.  Bur.  Geog.,  Bull.,  vol.  2,  pp.  232-252,  329-35H,  lit  tigs.,  1901. 
