﻿338 
  NEW 
  YORK 
  STATE 
  MUSEUM 
  

  

  \ 
  

  

  Feet 
  

  

  A 
  3 
  Covered 
  by 
  soil 
  and 
  talus. 
  10=367 
  

  

  A 
  2 
  Bluish 
  gray, 
  fairly 
  massive 
  sandstones 
  which 
  alter- 
  57=357 
  

  

  nate 
  with 
  dark 
  colored 
  argillaceous 
  shales. 
  Hudson 
  

  

  river 
  sandstones. 
  

   A 
  1 
  Covered 
  by 
  soil, 
  drift 
  and 
  talus 
  to 
  the 
  foot 
  of 
  the 
  300=300 
  

  

  hill. 
  

  

  SECTION 
  SOUTH 
  OF 
  NEW 
  SALEM 
  

  

  In 
  the 
  above 
  section 
  the 
  contact 
  of 
  the 
  Hudson 
  formation 
  and 
  

   the 
  overlying 
  limestones 
  is 
  covered, 
  but 
  in 
  a 
  small 
  glen 
  west 
  of 
  

   the 
  house 
  of 
  Kensselaer 
  Markel 
  one 
  half 
  mile 
  south 
  of 
  New 
  Salem 
  

   the 
  contact 
  is 
  clearly 
  shown. 
  The 
  section 
  of 
  this 
  glen 
  is 
  as 
  

   follows: 
  

  

  Feet 
  

  

  B 
  8 
  Massive 
  limestone 
  forming 
  cliff 
  at 
  the 
  head 
  of 
  the 
  38=180 
  

   run 
  which 
  is 
  the 
  southerly 
  continuation 
  of 
  the 
  lower 
  

   cliff 
  directly 
  west 
  of 
  New 
  Salem. 
  Pentamerus 
  lime- 
  

   stone 
  not 
  giving 
  however 
  the 
  entire 
  thickness 
  of 
  the 
  

   formation. 
  

  

  B 
  5 
  Transitional 
  layers 
  from 
  the 
  Pentamerus 
  to 
  the 
  Ten- 
  12J=142 
  

   taculite 
  limestone, 
  containing 
  Spirifer 
  vanuxemi 
  

   Hall 
  and 
  Leperditia 
  alta 
  (Con.) 
  Hall. 
  

  

  B 
  4 
  Thin 
  bedded 
  dark 
  blue 
  limestone. 
  Tentamlite 
  32J=12'9i 
  

   limestone. 
  

  

  B 
  8 
  Drab, 
  impure 
  limestone, 
  well 
  exposed 
  in 
  the 
  run 
  at 
  6^=97 
  

   the 
  foot 
  of 
  the 
  cliff. 
  These 
  beds 
  are 
  shown 
  in 
  the 
  

   accompanying 
  plate. 
  Waterlime. 
  

  

  B 
  2 
  Greenish 
  sandstone 
  to 
  coarse 
  arenaceous 
  shale 
  con- 
  i 
  fc 
  90J 
  

   taining 
  plenty 
  of 
  iron 
  pyrites, 
  10 
  inches 
  in 
  thick- 
  

   ness. 
  Possibly 
  it 
  represents 
  the 
  attenuated 
  Clinton 
  

   formation. 
  

  

  B 
  1 
  Dark 
  blue 
  to 
  olive 
  tinted 
  argillaceous 
  shales 
  well 
  ex- 
  90=90 
  

   posed 
  in 
  the 
  steep 
  banks 
  of 
  the 
  brook. 
  Hudson 
  river 
  

   shales. 
  

  

  a 
  Given 
  at 
  6" 
  instead 
  of 
  10" 
  for 
  convenience 
  in 
  summation 
  of 
  section. 
  

  

  