﻿6o 
  

  

  NEW 
  YORK 
  STATE 
  MUSEUM 
  

  

  Gneissic 
  structure, 
  36-37. 
  

  

  Gomery 
  hill, 
  8. 
  

  

  Goulds 
  Mill, 
  20. 
  

  

  Granitic 
  syenite 
  gneiss, 
  15-18. 
  

  

  Graphite, 
  10, 
  11. 
  

  

  Gravels, 
  7, 
  57. 
  

  

  Greig, 
  14, 
  19, 
  52, 
  53- 
  

  

  Grenville 
  gneiss, 
  6, 
  9-12, 
  15, 
  36; 
  

   sedimentary 
  origin, 
  10; 
  alternat- 
  

   ing 
  layers, 
  10. 
  See 
  also 
  Syenite- 
  

   Grenville 
  mixed 
  gneisses. 
  

  

  Gulfs, 
  origin 
  of, 
  55. 
  

  

  Gulliver, 
  cited, 
  54. 
  

  

  Hall, 
  cited, 
  27, 
  30. 
  

  

  Hawkinsville, 
  13, 
  41, 
  45, 
  55. 
  

  

  Hematite, 
  17. 
  

  

  Highmarket 
  quadrangle, 
  34. 
  

  

  Honnedaga, 
  54. 
  

  

  Hornblende, 
  11, 
  13, 
  14, 
  16, 
  17, 
  20, 
  21. 
  

  

  House 
  creek, 
  9, 
  30, 
  31, 
  55. 
  

  

  Houseville, 
  30, 
  32, 
  52. 
  

  

  Hudson 
  River 
  group, 
  32. 
  

  

  Hurlbutville, 
  54. 
  

  

  Hypersthene, 
  12, 
  20-21. 
  

  

  Ice 
  erosion, 
  46^55. 
  

   Igneous 
  rocks, 
  6. 
  

   Independence 
  river, 
  8. 
  

   Ingham 
  Mills, 
  31. 
  

   Iron 
  ore, 
  57. 
  

   Iron 
  pyrites, 
  58. 
  

  

  Jefferson 
  county, 
  18. 
  

  

  Karnes, 
  52-53. 
  

  

  Kemp, 
  mentioned, 
  40. 
  

  

  Kosterville, 
  9, 
  10, 
  15, 
  19. 
  

  

  Labradorite, 
  11, 
  20. 
  

  

  Lake 
  Iroquois, 
  54. 
  

  

  Lansing 
  kill, 
  54. 
  

  

  Lead 
  ore, 
  58. 
  

  

  Leptaena 
  sericea, 
  2>Z- 
  

  

  Leucoxene, 
  11. 
  

  

  Lewis 
  county, 
  34. 
  

  

  Limonite, 
  34. 
  

  

  Little 
  Falls, 
  24, 
  28, 
  32, 
  42, 
  43. 
  

  

  Little 
  Falls 
  district, 
  10, 
  30, 
  43. 
  

  

  Little 
  Falls 
  quadrangle, 
  Precambric 
  

  

  altitudes, 
  47. 
  

   Little 
  Otter 
  lake, 
  51. 
  

   Locust 
  Grove, 
  30, 
  31, 
  32, 
  35. 
  

   Long 
  Lake 
  quadrangle, 
  45. 
  

   Loon 
  take, 
  14. 
  

   Lorraine 
  (town), 
  34. 
  - 
  

   Lorraine 
  shales 
  and 
  sandstones, 
  7, 
  

  

  32-34, 
  47, 
  55, 
  57; 
  thickness, 
  33, 
  34. 
  

   Lowville 
  (town), 
  46, 
  53, 
  55. 
  

   Lowville 
  limestone, 
  7, 
  25-27, 
  47, 
  56, 
  

  

  57; 
  ripple 
  marks, 
  2)^. 
  

   Lyons 
  Falls, 
  8, 
  14, 
  18, 
  19, 
  20, 
  22, 
  24, 
  

  

  27, 
  36-37, 
  41, 
  45, 
  46, 
  47, 
  52, 
  54. 
  

   Lyonsdale, 
  9, 
  11, 
  13, 
  15, 
  19. 
  

  

  Magnetite, 
  11, 
  14, 
  17, 
  20, 
  21, 
  57, 
  58. 
  

  

  Martinsburg, 
  22, 
  30, 
  35, 
  43, 
  45, 
  50, 
  

  

  52, 
  57, 
  58. 
  

   Microcline, 
  19, 
  20. 
  

   Microperthite, 
  11, 
  14, 
  15, 
  17, 
  20, 
  21, 
  

  

  58. 
  

   Middleville, 
  31. 
  

  

  Mill 
  creek, 
  9, 
  24, 
  27, 
  30, 
  31, 
  3^, 
  55- 
  

   Miller 
  brook, 
  13, 
  18, 
  20. 
  

   Modiolopsis 
  modiolaris, 
  33. 
  

   Mohawk 
  hill, 
  31, 
  Z2>, 
  52, 
  53- 
  

   Moose 
  creek, 
  31, 
  2)^. 
  

   Moose 
  river, 
  8, 
  10, 
  11, 
  12, 
  13, 
  51, 
  55. 
  

  

  Natural 
  Bridge, 
  18. 
  

  

  Newland, 
  D. 
  H., 
  mentioned, 
  10. 
  

  

  Oligoclase, 
  11, 
  14, 
  17, 
  20, 
  58. 
  

  

  Ontario, 
  Canada, 
  16. 
  

  

  Orthis 
  testudinaria, 
  2)2>- 
  

  

  Orthoclase, 
  12. 
  

  

  Orton, 
  cited, 
  21, 
  35, 
  37, 
  39, 
  42. 
  

  

  Orwell, 
  27. 
  

  

  Oswego 
  county, 
  21, 
  31, 
  z^, 
  2>7, 
  42. 
  

  

  Oswego 
  sandstone, 
  35, 
  34; 
  thickness, 
  

  

  34- 
  

   Otter 
  creek, 
  8, 
  17, 
  51. 
  

  

  Paleozoic 
  overlap, 
  37-39. 
  

   Paleozoic 
  rocks, 
  6, 
  21-34; 
  thickness, 
  

  

  21; 
  dip, 
  34-35. 
  

   Pamelia 
  Hmestone, 
  21-24, 
  35, 
  47, 
  5^; 
  

  

  thickness, 
  24; 
  ripple 
  marks, 
  36. 
  

  

  