﻿LIMESTONES 
  OF 
  NEW 
  YORK 
  AND 
  THEIR 
  ECONOMIC 
  VALUE 
  461 
  

  

  pure. 
  Much 
  of 
  this 
  rock 
  has 
  been 
  shipped 
  to 
  Troy 
  both 
  for 
  use 
  

   as 
  a 
  flux 
  in 
  blast 
  furnaces 
  and 
  also 
  lime 
  for 
  use 
  in 
  making 
  Besse- 
  

   mer 
  converters. 
  

  

  The 
  following 
  partial 
  analyses 
  will 
  serve 
  well 
  to 
  show 
  the 
  com- 
  

   position 
  of 
  the 
  stone: 
  

  

  Silica 
  1.38 
  

  

  Ferric 
  oxid 
  and 
  alumina 
  .58 
  

  

  Lime 
  . 
  55 
  . 
  26 
  

  

  Magnesia 
  .72 
  

  

  Phosphorus 
  T 
  . 
  004 
  

  

  An 
  analysis 
  of 
  the 
  lime 
  made 
  by 
  Prof. 
  J. 
  H. 
  Appleton 
  gave: 
  

  

  Moisture 
  and 
  carbon 
  dioxid 
  2.08 
  

  

  Insoluble 
  1.06 
  

  

  Ferric 
  oxid 
  and 
  alumina 
  .58 
  

  

  Lime 
  95.50 
  

  

  Magnesia 
  tr 
  

  

  99.22 
  

   A 
  third 
  one 
  made 
  by 
  the 
  writer 
  gave: 
  

  

  Silica 
  . 
  . 
  72 
  

  

  Ferric 
  oxid 
  and 
  alumina 
  1 
  . 
  50 
  

  

  Lime 
  54.28 
  

  

  Magnesia 
  .80 
  

  

  Carbon 
  dioxid 
  43.10 
  

  

  100.40 
  

  

  The 
  black 
  Trenton 
  limestone 
  is 
  also 
  mined 
  just 
  east 
  of 
  the 
  

   state 
  line 
  in 
  Washington 
  co. 
  They 
  quarry 
  is 
  situated 
  along 
  

   the 
  railroad 
  track 
  between 
  Whitehall 
  and 
  Fairhaven 
  and 
  is 
  

   operated 
  by 
  George 
  D. 
  Harris 
  under 
  the 
  name 
  of 
  the 
  Arana 
  mar- 
  

   ble 
  eo. 
  

  

  The 
  rock 
  is 
  a 
  dark 
  colored 
  moderately 
  hard 
  limestone 
  with 
  

   very 
  few 
  visible 
  impurities, 
  and 
  in 
  places 
  traversed 
  with 
  enor- 
  

   mous 
  streaks 
  of 
  calcite, 
  and 
  at 
  certain 
  portions 
  of 
  the 
  quarry 
  

  

  