﻿Report 
  of 
  the 
  State 
  Geologist. 
  347 
  

  

  1010 
  

  

  Compact 
  hydraulic 
  limestone, 
  somewhat 
  lighter 
  colored, 
  

   and 
  purer, 
  without 
  well-defined 
  lamination 
  lines 
  at 
  the 
  top. 
  

   No 
  mineral 
  crystallizations 
  of 
  large 
  size. 
  

  

  In 
  the 
  upper 
  strata 
  to 
  1014, 
  Spirifer 
  Vanuxemi 
  is 
  very 
  

   abundant 
  in 
  three 
  layers, 
  with 
  an 
  occasional 
  Leperditia 
  alta, 
  

   and 
  still 
  more 
  rarely 
  a 
  small 
  Leperditia 
  sp. 
  indet. 
  Below 
  

   1014 
  Stropheodonta 
  varistriata 
  abounds 
  and 
  Sp. 
  Vanuxemi 
  

   is 
  less 
  common. 
  Liopteria 
  rugosa 
  also 
  occurs 
  in 
  the 
  lower 
  

   layers. 
  

  

  1045 
  

  

  Chocolate 
  hydraulic 
  limestone 
  with 
  small 
  Favosites. 
  

  

  1105 
  

  

  Thin 
  hydraulic 
  layers 
  with 
  a 
  large 
  Leperditia 
  like 
  JO. 
  alta 
  ; 
  

   the 
  lowest 
  fossiliferous 
  horizon 
  in 
  the 
  section. 
  

  

  THREE 
  HUNDRED 
  AND 
  TWENTY- 
  SEVEN 
  FEET 
  TO 
  BASE 
  OF 
  SHAFT. 
  

  

  