Project Gutenberg 2006-02-01 Public domain in the USA. 98 Darwin, Charles 1809 1882 Darwin, Charles Robert Renard, Alphonse-François 1842 1903 Renard, A.-F. (Alphonse-François) Renard, Alphonse-Francois Observations Géologiques sur les Îles Volcaniques Explorées par l'Expédition du "Beagle" Et Notes sur la Géologie de l'Australie et du Cap de Bonne-Espérance Produced by David Starner, Anne Dreze, Marc D'Hooghe and the PG Online Distributed Proofreaders "Observations Géologiques sur les Îles Volcaniques Explorées par l'Expédition du « Beagle »" by Charles Darwin is a scientific publication written during the mid-19th century. This work is part of a trilogy discussing geological observations made during Darwin's famous voyage on the Beagle, focusing specifically on volcanic islands, the geological features of Australia, and the Cape of Good Hope. The likely topic centers on the geological formations and phenomena observed by Darwin during his explorations of various volcanic regions, particularly in the Atlantic. At the start of the work, Darwin introduces the foundational geology of the island of San Thiago, which is part of the Cape Verde archipelago. He meticulously describes the geological layers he encounters, detailing the sedimentary and volcanic rock formations, their mineral compositions, and the implications of their structures on volcanic activity. In this initial chapter, he highlights the interplay between basaltic lava and calcareous deposits, emphasizing the significance of his observations in challenging existing geological theories, such as the "crater of elevation" concept. This opening portion sets the stage for a deeper examination of the geological principles that underpin his arguments while showcasing his keen observational skills and the influence of his earlier studies on his geological theories. (This is an automatically generated summary.) Reading ease score: 58.7 (10th to 12th grade). Somewhat difficult to read. fr Beagle Expedition (1831-1836) Geology -- South America Volcanoes -- Southern Hemisphere QE Text FR Sciences et Techniques Category: Science - Earth/Agricultural/Farming 521118 2025-07-04T09:52:34.108840 text/html 520939 2025-01-12T18:10:54.979629 text/html 285265 2025-07-04T09:52:42.474753 application/epub+zip 292729 2025-07-04T09:52:37.792799 application/epub+zip 246083 2025-07-04T09:52:36.527781 application/epub+zip 629968 2025-07-04T09:52:46.095757 application/x-mobipocket-ebook 598201 2025-07-04T09:52:41.643757 application/x-mobipocket-ebook 343689 2022-09-05T05:34:38.819958 application/x-mobipocket-ebook 492536 2025-07-04T09:52:33.734787 text/plain; charset=us-ascii 477990 2020-12-26T23:44:20 text/plain; charset=us-ascii 19742 2025-07-04T09:52:46.221713 application/rdf+xml 26596 2025-07-04T09:52:37.019764 image/jpeg 4783 2025-07-04T09:52:36.771774 image/jpeg 165122 2020-12-26T23:44:20 application/octet-stream application/zip 283126 2025-07-04T09:52:34.146788 application/octet-stream application/zip Archives containing the RDF files for *all* our books can be downloaded at https://book.klll.cc/wiki/Gutenberg:Feeds#The_Complete_Project_Gutenberg_Catalog fr.wikipedia en.wikipedia en.wikipedia