RECORD: Darwin, C. R. [1835]. hand-drawn and water-coloured stratigraphical section map eastwards from coast to hills east of Combarbalà. CUL-DAR44.17. (John van Wyhe ed., 2002-. The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed and edited by John van Wyhe 2024. With thanks to Gordon Chancellor. RN1
NOTE: See record in the Darwin Online manuscript catalogue, enter its Identifier here. Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin. The volume CUL-DAR44 contains maps of South America, plans, diagrams and geological sections etc. drawn by Darwin.
Coloured pencil section with brown and black ink additions and captions. Two sheets with no watermark seen but apparently 'COLLINS 1828' joined with a cream-coloured rectangular piece of paper (apparently with writing on its verso) pasted on the joint, 59x19cm. This section was never published by Darwin.
See the introduction to the Geological Diary by Gordon Chancellor.
[17]
[geological section]
[above sketch:] (W) | Sea | Altered slate | East | Illapel | SW Altered slate Gypseous basin | Strata with silicified wood | This must be Gamboge yellow Mineral de los Hornos | NE | Cuesta de los Hornos
[on sketch:] Porph: breccia Valley of Combarbala | E | ? (E) Granitic formation Porph. breccia | ? | Main Cordilleras de los Andes
[below entire sketch:] A B C. F (Lower in height) D (G) E purple (H) K L M
[17v]
P 82
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 8 February, 2026