Darwin, Charles 1809-1882 creator text utu 2002 monographic en 1 online resource : multiple file formats "Volcanic Islands" by Charles Darwin is a geology book published in 1844. Based on observations from the HMS Beagle voyage, this work documents Darwin's geological findings across volcanic islands including St. Jago, the Galápagos, Ascension Island, and Saint Helena. The book presents groundbreaking insights into volcanic processes and rock formation, including an early account of magmatic differentiation through fractional crystallization. Part of Darwin's geology series, it offers detailed observations on island structures and geological change that earned praise as authoritative work on these remote regions. (This is an automatically generated summary.) Wikipedia page about this book: https://en.wikipedia.org/wiki/Geological_Observations_on_the_Volcanic_Islands Release date is 2002-02-01 Sue Asscher Original publication data not identified Beagle Expedition (1831-1836) Volcanoes Geology -- South America QE Original publication data not identified https://www.gutenberg.org/ebooks/3054 https://www.gutenberg.org/ebooks/3054 UtSlPG 260607 20260610133107.0 3054