﻿Education 
  Department 
  Bulletin 
  

  

  Published 
  monthly 
  by 
  the 
  University 
  of 
  the 
  State 
  of 
  New 
  York 
  

  

  Entered 
  at 
  the 
  postoffice 
  at 
  Albany, 
  N. 
  Y. 
  as 
  second-class 
  matter 
  

  

  NO. 
  423 
  

  

  ALBANY, 
  N. 
  Y. 
  

  

  APRIL 
  1908 
  

  

  New 
  York 
  State 
  Museum 
  

  

  John 
  M. 
  Clarke, 
  Director 
  

   Museum 
  bulletin 
  119 
  

  

  GEOLOGY 
  OF 
  THE 
  ADIRONDACK 
  MAGNETIC 
  IRON 
  

  

  ORES 
  

  

  BY 
  

  

  DAVID 
  H. 
  NEWLAND 
  

  

  WITH 
  A 
  REPORT 
  ON 
  THE 
  

   MINEVILLE-PORT 
  HENRY 
  MINE 
  GROUP 
  

  

  BY 
  

  

  JAMES 
  F. 
  KEMP 
  

  

  PAGE 
  

  

  Introduction 
  5 
  

  

  Part 
  I 
  Sketch 
  of 
  the 
  geography 
  

   and 
  topography 
  of 
  the 
  Ad- 
  

  

  irondacks 
  8 
  

  

  General 
  geology 
  10 
  

  

  Part 
  II 
  Nontitaniferous 
  magne- 
  

   tites 
  23 
  

  

  General 
  relations 
  and 
  distri- 
  

   bution 
  - 
  23 
  

  

  Character 
  of 
  the 
  ores 
  24 
  

  

  Shape 
  of 
  the 
  deposits 
  26 
  

  

  Associated 
  rocks 
  27 
  

  

  Origin 
  of 
  the 
  magnetites 
  ... 
  30 
  

   Mining 
  and 
  milling 
  in 
  the 
  

  

  Adirondacks 
  33 
  

  

  Statistics 
  of 
  ore 
  production 
  . 
  . 
  35 
  

   The 
  Mineville-Port 
  Henry 
  mine 
  

  

  group 
  57 
  

  

  Minerva 
  mine 
  89 
  

  

  Arnold 
  hill 
  and 
  Palmer 
  hill 
  

  

  mine 
  group 
  90 
  

  

  Lyon 
  Mountain 
  mines 
  105 
  

  

  PAGE 
  

  

  Part 
  II 
  {continued) 
  

  

  Mines 
  in 
  the 
  Saranac 
  valley. 
  . 
  . 
  124 
  

  

  St 
  Lawrence 
  county 
  mines 
  128 
  

  

  Salisbury 
  mine, 
  Herkimer 
  

  

  county 
  142 
  

  

  Part 
  III 
  Titaniferous 
  magnetites 
  146 
  

   Distribution 
  of 
  the 
  ores. 
  .... 
  146 
  

   General 
  geological 
  relations 
  

  

  and 
  origin 
  of 
  the 
  deposits.. 
  147 
  

   Shape 
  of 
  the 
  ore 
  bodies. 
  ... 
  150 
  

   Mineralogy 
  of 
  the 
  magnetites 
  150 
  

   Commercial 
  utilization 
  of 
  the 
  

  

  titaniferous 
  ores 
  153 
  

  

  Lake 
  Sanford 
  deposits 
  155 
  

  

  Moose 
  mountain 
  deposits 
  164 
  

  

  Split 
  Rock 
  mine 
  164 
  

  

  Lincoln 
  pond 
  mine 
  166 
  

  

  Little 
  pond 
  mines 
  167 
  

  

  Port 
  Leyden 
  mine 
  168 
  

  

  Other 
  titaniferous 
  deposits 
  169 
  

  

  Bibliography 
  171 
  

  

  Index 
  173 
  

  

  