000 02668cam a22003373u 4500
001 9824
003 UtSlPG
005 20260610133236.0
006 m
007 cr n
008 260607r2006||||utu|||||o|||||||||||||| d
040 _aUtSlPG
041 7 _afr
_2iso639-1
050 4 _aQE
100 1 _aDarwin, Charles,
_d1809-1882
245 1 0 _aObservations Géologiques sur les Îles Volcaniques Explorées par l'Expédition du "Beagle" :
_bEt Notes sur la Géologie de l'Australie et du Cap de Bonne-Espérance
264 1 _aSalt Lake City, UT :
_bProject Gutenberg,
_c2006
300 _a1 online resource :
_bmultiple file formats
336 _atext
_btxt
_2rdacontent
337 _acomputer
_bc
_2rdamedia
338 _aonline resource
_bcr
_2rdacarrier
500 _aRelease date is 2006-02-01
508 _aProduced by David Starner, Anne Dreze, Marc D'Hooghe and the PG Online Distributed Proofreaders
520 _a"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.)
534 _nOriginal publication data not identified
653 _aBeagle Expedition (1831-1836)
653 _aGeology -- South America
653 _aVolcanoes -- Southern Hemisphere
700 1 _aRenard, Alphonse-François,
_d1842-1903
856 4 0 _uhttps://www.gutenberg.org/ebooks/9824
999 _c51445
_d51445