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Geological Observations on South America

Charles Darwin

About 11 h107 chapters

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Text from Project Gutenberg eBook #3620, in the public domain.

Chapters

  1. 1.Editorial Noteoriginal only · 1 min
  2. 2.Detailed Table of Contentsoriginal only · 5 min
  3. 3.Critical Introductionoriginal only · 16 min
  4. 4.Chapter I. On the Elevation of the Eastern Coast of South Americaoriginal only · 7 min
  5. 5.Southward of the Plataoriginal only · 7 min
  6. 6.Diagram 1. Section of Step-Formed Plains South of Nuevo Gulforiginal only · 1 min
  7. 7.(Diagram 2. Section of Plains in the Bay of St. Georgeoriginal only · 1 min
  8. 8.(Diagram 3. Section of Plains at Port Desireoriginal only · 2 min
  9. 9.(Diagram 4. Section of Plains at Port S. Julianoriginal only · 1 min
  10. 10.(Diagram 5. Section of Plains at the Mouth of the Rio Santa Cruzoriginal only · 2 min
  11. 11.The Valley of the R. Santa Cruzoriginal only · 17 min
  12. 12.Table 1original only · 1 min
  13. 13.Table 2original only · 9 min
  14. 14.A Summary of Resultsoriginal only · 2 min
  15. 15.Gravel Formation of Patagoniaoriginal only · 16 min
  16. 16.Formation of Cliffsoriginal only · 4 min
  17. 17.Chapter II. On the Elevation of the Western Coast of South Americaoriginal only · 1 min
  18. 18.The Island of Chiloeoriginal only · 5 min
  19. 19.Valdiviaoriginal only · 1 min
  20. 20.Concepcionoriginal only · 4 min
  21. 21.Coast North of Concepcionoriginal only · 2 min
  22. 22.Valparaisooriginal only · 11 min
  23. 23.Valparaiso to Coquimbooriginal only · 2 min
  24. 24.Coquimbooriginal only · 3 min
  25. 25.(Diagram 8.—Section of Plain of Coquimbooriginal only · 4 min
  26. 26.Valley of Coquimbooriginal only · 3 min
  27. 27.(Figure 10. North and South Section Across the Valley of Coquimbooriginal only · 4 min
  28. 28.(Figure 11. Diagram of a Bay in a District Which Has Begun Slowly Rising)original only · 7 min
  29. 29.Coquimbo to Guascooriginal only · 3 min
  30. 30.Copiapooriginal only · 5 min
  31. 31.Limaoriginal only · 4 min
  32. 32.Fossil-Remains of Human Artoriginal only · 12 min
  33. 33.A Summary on the Recent Elevation of the West Coast of South Americaoriginal only · 12 min
  34. 34.Chapter III. On the Plains and Valleys of Chile:—Saliferous Superficial Depositsoriginal only · 48 min
  35. 35.Chapter IV. On the Formations of the Pampasoriginal only · 6 min
  36. 36.Buenos Ayres to the Rio Coloradooriginal only · 7 min
  37. 37.Bahia Blancaoriginal only · 16 min
  38. 38.Buenos Ayres to St. Fe Bajada, in Entre Riosoriginal only · 6 min
  39. 39.Phytolithariaoriginal only · 4 min
  40. 40.Banda Orientaloriginal only · 11 min
  41. 41.(Figure 16. Section of the Lowest Plain at Port S. Julianoriginal only · 6 min
  42. 42.A Summary and Concluding Remarks on the Pampean Formationoriginal only · 28 min
  43. 43.Chapter V. On the Older Tertiary Formations of Patagonia and Chileoriginal only · 1 min
  44. 44.Rio Negrooriginal only · 3 min
  45. 45.San Joseforiginal only · 1 min
  46. 46.Nuevo Gulforiginal only · 1 min
  47. 47.Port Desireoriginal only · 2 min
  48. 48.Port S. Julianoriginal only · 3 min
  49. 49.Santa Cruzoriginal only · 7 min
  50. 50.Basaltic Lava of the S. Cruzoriginal only · 6 min
  51. 51.Eastern Tierra Del Fuegooriginal only · 1 min
  52. 52.A Summary on the Patagonian Tertiary Formationoriginal only · 4 min
  53. 53.Chonos Archipelagooriginal only · 1 min
  54. 54.Huafooriginal only · 1 min
  55. 55.Chiloeoriginal only · 4 min
  56. 56.(Figure 19.)original only · 5 min
  57. 57.Valdivia: Island of Mochaoriginal only · 1 min
  58. 58.Concepcionoriginal only · 8 min
  59. 59.(Figure 21. Section of the Tertiary Formation at Coquimbooriginal only · 4 min
  60. 60.Coquimbo to Copiapooriginal only · 1 min
  61. 61.Coast of Peruoriginal only · 1 min
  62. 62.Concluding Remarksoriginal only · 5 min
  63. 63.Table 4original only · 4 min
  64. 64.On the Temperature of the Tertiary Periodoriginal only · 15 min
  65. 65.Chapter VI. Plutonic and Metamorphic Rocks:—Cleavage and Foliationoriginal only · 5 min
  66. 66.Rio De Janeirooriginal only · 4 min
  67. 67.The Northern Provinces of La Plataoriginal only · 4 min
  68. 68.Monte Videooriginal only · 4 min
  69. 69.Southern La Plataoriginal only · 2 min
  70. 70.Patagoniaoriginal only · 6 min
  71. 71.Pseudo-Dikesoriginal only · 2 min
  72. 72.Falkland Islandsoriginal only · 1 min
  73. 73.Tierra Del Fuegooriginal only · 15 min
  74. 74.West Coast, from the Southern Chonos Islands to Northern Chileoriginal only · 10 min
  75. 75.Chiloe, Valdivia, Concepcionoriginal only · 4 min
  76. 76.Central and Northern Chileoriginal only · 3 min
  77. 77.Concluding Remarks on Cleavage and Foliationoriginal only · 15 min
  78. 78.Chapter VII. Central Chile:—Structure of the Cordilleraoriginal only · 4 min
  79. 79.Basal Strata of the Cordilleraoriginal only · 14 min
  80. 80.Passage of the Andes by the Portillo or Pequenes Passoriginal only · 16 min
  81. 81.The Portillo or Eastern Chainoriginal only · 11 min
  82. 82.Concluding Remarks on the Portillo Rangeoriginal only · 5 min
  83. 83.Passage of the Andes by the Cumbre or Uspallata Passoriginal only · 22 min
  84. 84.The Uspallata Rangeoriginal only · 23 min
  85. 85.Concluding Remarks on the Uspallata Rangeoriginal only · 7 min
  86. 86.Chapter VIII. Northern Chile. Conclusionoriginal only · 1 min
  87. 87.Valparaiso to Coquimbooriginal only · 5 min
  88. 88.Copper Mines of Panuncillooriginal only · 2 min
  89. 89.Coquimbo: Mining District of Arquerosoriginal only · 3 min
  90. 90.A Section Eastward, Up the Valley of Coquimbooriginal only · 13 min
  91. 91.Coquimbo to Guascooriginal only · 2 min
  92. 92.Valley of Copiapooriginal only · 3 min
  93. 93.Second Axis of Elevationoriginal only · 1 min
  94. 94.Third Axis of Elevationoriginal only · 6 min
  95. 95.Fourth Axis of Elevation (Valley of Copiapo)original only · 2 min
  96. 96.Fifth Axis of Elevation (Valley of Copiapo, Near Los Amolanas)original only · 4 min
  97. 97.Coquimbooriginal only · 1 min
  98. 98.Guascooriginal only · 1 min
  99. 99.Copiapooriginal only · 8 min
  100. 100.Sixth Axis of Elevation (Valley of Copiapo)original only · 2 min
  101. 101.Seventh Axis of Elevationoriginal only · 2 min
  102. 102.Valley of the Despobladooriginal only · 5 min
  103. 103.(Figure 24.)original only · 2 min
  104. 104.On the Eruptive Sources of the Porphyritic Claystone and Greenstone Lavasoriginal only · 3 min
  105. 105.Iquique, Southern Peruoriginal only · 5 min
  106. 106.Metalliferous Veinsoriginal only · 36 min
  107. 107.Noteoriginal only · 1 min