Achille Ernest Oscar Joseph Delesse

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Achille Delesse

Achille Ernest Oscar Joseph Delesse (born February 3, 1817 in Metz , † March 24, 1881 in Paris ) was a French geologist, petrograph and mineralogist.

Life

He studied from 1837 at the École polytechnique and then from 1839 at the École des Mines . In 1845 he became professor of geology and mineralogy in Besançon and in 1850 professor of geology at the Sorbonne in Paris. From 1864 he was professor of soil science at the École des Mines and from 1878 Inspecteur generale des mines .

In his early years as a mining engineer, he examined and described some new minerals. He then devoted himself to the study of rocks and developed new methods for their determination and described among other things melaphyre, arcoses, porphyries, syenites, igneous rocks of the Vosges , the Alps and Corsica and dealt with the phenomenon of metamorphosis . In 1858 he created hydrogeological maps of Paris and similar maps for the Seine-et-Marne department and a soil map of the Seine-et-Marne region (1880). From 1860 to 1880 the Revue des progrès de géologie was published annually, 1860–65 with Auguste Laugel and 1865–78 with Albert de Lapparent . Since 1863 he was an elected member of the American Philosophical Society . In 1879 he was elected to the Académie des Sciences and a member of the Leopoldina .

Fonts

  • Investigations on the red porphyry of the ancients and on the red Egyptian syenite ; Stuttgart, 1852
  • Recherches sur l'origine des smells ; Paris, 1865
  • Étude sur le métamorphisme des smell ; 1869
  • Lithology des mers de France et des mers principales du globe ; 2 volumes and atlas, 1871

Individual evidence

  1. ↑ Delesse, Achille Ernest Oscar Joseph . In: Encyclopædia Britannica . 11th edition. tape 7 : Constantine Pavlovich - Demidov . London 1910, p. 953 (English, full text [ Wikisource ]).
  2. ↑ Member History: Achille EOJ Delesse. American Philosophical Society, accessed July 11, 2018 .
personal data
SURNAME Delesse, Achille Ernest Oscar Joseph
BRIEF DESCRIPTION French geologist and mineralogist
DATE OF BIRTH February 3, 1817
PLACE OF BIRTH Metz
DATE OF DEATH March 24, 1881
Place of death Paris