﻿THE 
  

  

  QUAlfcTEKLY 
  JOURNAL 
  

  

  OF 
  

  

  rn 
  

  

  THE 
  GEOLOGICAL 
  SOCIETY 
  OF 
  LONDON. 
  

  

  PROCEEDINGS 
  

  

  OF 
  

  

  THE 
  GEOLOGICAL 
  SOCIETY. 
  

  

  April 
  13, 
  1864. 
  

  

  James 
  Cope, 
  Esq., 
  Mining 
  Engineer, 
  Wolverhampton 
  ; 
  The 
  Rev. 
  

   Burford 
  Waring 
  Gibsone, 
  M.A. 
  Cantab., 
  B.Sc.Lond., 
  F.C.S., 
  Mercers' 
  

   School, 
  London 
  ; 
  Dr. 
  James 
  Alexander 
  Grant, 
  of 
  Ottawa, 
  Canada 
  ; 
  

   James 
  Pilbrow, 
  Esq., 
  F.S.A;, 
  M.I.C.E., 
  Somerset 
  House, 
  Guildford; 
  

   and 
  The 
  Rev. 
  J. 
  L. 
  Rome, 
  Hull, 
  Yorkshire, 
  were 
  elected 
  Fellows. 
  

  

  The 
  following 
  communications 
  were 
  read 
  : 
  — 
  

  

  1. 
  Notes 
  on 
  the 
  Geology 
  and 
  Mines 
  of 
  Nevada 
  Territory 
  (Washoe 
  

  

  Silver 
  Region, 
  U. 
  S.). 
  By 
  William 
  Phipps 
  Blake, 
  Esq. 
  

  

  [Communicated 
  by 
  Sir 
  R. 
  I. 
  Murchison, 
  K.C.B., 
  F.G.S., 
  &c] 
  

  

  Contents. 
  

   I. 
  Physical 
  Geography. 
  

   II. 
  Geology. 
  

  

  III. 
  Hot 
  Springs. 
  

  

  IV. 
  Principal 
  Mines 
  and 
  Veins. 
  

  

  1. 
  Ophir 
  Mine. 
  

  

  2. 
  Gold 
  Hill 
  Vein. 
  

  

  3. 
  Daney 
  Lode. 
  

  

  I. 
  Physical 
  Geography. 
  — 
  The 
  territory 
  of 
  Nevada 
  is 
  limited 
  by 
  the 
  

   following 
  boundaries 
  : 
  — 
  on 
  the 
  west 
  by 
  the 
  State 
  of 
  California, 
  fol- 
  

   lowing 
  for 
  a 
  considerable 
  distance 
  the 
  crest 
  of 
  the 
  Sierra 
  Nevada 
  ; 
  

   on 
  the 
  north 
  by 
  Oregon, 
  as 
  far 
  east 
  as 
  the 
  Goose 
  Creek 
  Mountains 
  ; 
  

   vol. 
  xx. 
  — 
  part 
  i. 
  2 
  a 
  

  

  