﻿GEOLOGICAL 
  SURVEY 
  OF 
  INDIA. 
  

  

  R. 
  D. 
  Oldham. 
  Memoirs 
  Vol. 
  XXIX, 
  Fl. 
  XXXIV. 
  

  

  Fi 
  S 
  . 
  1. 
  

  

  i'x/'xj" 
  . 
  £ 
  \ 
  

  

  I 
  6 
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  3 
  

  

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  S. 
  pillar 
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  due 
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  r*y 
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  *s£*=ng 
  

  

  

  

  Wi&yfern, 
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  Ficuv 
  of 
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  Easfar-rv 
  pillar 
  

  

  TWISTED 
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  SHILLONG. 
  

  

  