Project Gutenberg 2006-02-01 Public domain in the USA. 79 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 Reading ease score: 58.7 (10th to 12th grade). Somewhat difficult to read. 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.) fr Beagle Expedition (1831-1836) Geology -- South America Volcanoes -- Southern Hemisphere QE Text FR Sciences et Techniques Browsing: History - General Browsing: Science - Earth/Agricultural/Farming Browsing: Science - General 520946 520817 2024-10-04T12:05:13.337987 2023-10-05T04:05:23.343998 text/html text/html 520939 520810 2024-10-04T12:05:13.622999 2023-10-05T04:05:23.538043 text/html text/html 285189 2024-10-04T12:05:23.129961 application/epub+zip 292739 2024-10-04T12:05:17.803027 application/epub+zip 246093 2024-10-04T12:05:16.352990 application/epub+zip 630014 2024-10-04T12:05:27.157913 application/x-mobipocket-ebook 598201 2024-10-04T12:05:22.148943 application/x-mobipocket-ebook 343689 2022-09-05T05:34:38.819958 application/x-mobipocket-ebook 492536 492458 2024-10-04T12:05:12.908143 2023-10-05T04:05:23.003046 text/plain; charset=us-ascii text/plain 477990 2020-12-26T23:44:20 text/plain; charset=iso-8859-1 165122 2020-12-26T23:44:20 text/plain; charset=iso-8859-1 application/zip 21278 2024-10-04T12:05:27.288950 application/rdf+xml 26596 2024-10-04T12:05:16.905956 image/jpeg 4783 2024-10-04T12:05:16.628021 image/jpeg 283056 2024-10-04T12:05:13.664990 application/octet-stream application/zip Archives containing the RDF files for *all* our books can be downloaded at https://www.gutenberg.org/wiki/Gutenberg:Feeds#The_Complete_Project_Gutenberg_Catalog en.wikipedia en.wikipedia fr.wikipedia