﻿Report 
  of 
  the 
  State 
  Geologist. 
  

  

  281 
  

  

  

  

  

  998' 
  6" 
  

  

  

  2' 
  6" 
  gray 
  limestone 
  — 
  no 
  chert. 
  Phacops 
  bombifrons 
  very 
  

   abundant. 
  A 
  few 
  poorly 
  preserved 
  corals, 
  which 
  contain 
  a 
  

   small 
  quantity 
  of 
  oil 
  observed. 
  Gas. 
  

  

  1001' 
  

  

  

  5' 
  Hard, 
  green, 
  and 
  toward 
  the 
  bottom, 
  gray 
  sandstone 
  in 
  

   which 
  are 
  imbedded 
  pebbles, 
  and 
  quite 
  large 
  rounded 
  frag- 
  

   ments 
  of 
  dark 
  and 
  light 
  brown 
  hydraulic 
  limestone 
  ; 
  the 
  

   lines 
  of 
  separation 
  above 
  and 
  below 
  very 
  uneven. 
  

  

  Fossils 
  are 
  not 
  abundant. 
  Atrypa 
  reticularis, 
  Pentamerella 
  

   arata 
  f 
  A 
  large 
  species 
  of 
  Strophodonta. 
  Zaphrentu 
  sp. 
  f 
  

   and 
  a 
  few 
  others 
  occur. 
  

  

  1006' 
  

  

  

  4' 
  Bituminous 
  dark 
  to 
  light 
  chocolate 
  colored 
  hydraulic 
  

   limestone, 
  not 
  hard, 
  showing 
  lines 
  of 
  deposition 
  in 
  places. 
  

   No 
  fossils. 
  Small 
  crystalline 
  masses 
  of 
  calcite 
  and 
  celestite 
  

   are 
  distributed 
  sparingly 
  through 
  the 
  rock. 
  - 
  

  

  1010' 
  

  

  14' 
  Hydraulic 
  limestone, 
  light 
  colored. 
  

  

  Below 
  1012 
  showing 
  lines 
  of 
  bedding 
  which 
  divide 
  the 
  rock 
  

   into 
  thin 
  layers 
  of 
  different 
  shades 
  of 
  brown 
  and 
  gray. 
  

  

  Gas 
  and 
  oil 
  were 
  present 
  more 
  abundantly 
  than 
  at 
  any 
  other 
  

   horizon, 
  the 
  rock 
  appearing 
  to 
  be 
  saturated 
  with 
  oil 
  which 
  

   exuded 
  in 
  quantities 
  sufficient 
  to 
  cover 
  the 
  surface, 
  and 
  a 
  few 
  

   ounces 
  of 
  which 
  were 
  collected 
  in 
  the 
  shaft. 
  Fossils 
  of 
  a 
  few 
  

   species, 
  common. 
  Spirifer 
  Vdnuxemi 
  very 
  abundant 
  through 
  

   the 
  rock 
  and 
  in 
  thin 
  layers. 
  

  

  Strophodonta 
  varistriata, 
  Leperditia 
  alta 
  and 
  Liopteria 
  

   rugosa 
  also 
  occur. 
  

  

  