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Lucien Cayeux

1864 – 1944

French geologist

Geologist Cartographer Petrographer
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About Lucien Cayeux

Lived 1864 – 1944 (aged 80). Lucien Cayeux was a French geologist, cartographer, petrographer, professor and university teacher, known for Petrography.

Lucien Cayeux (26 March 1864–1 November 1944) was a French sedimentary petrographer.

In 1902, he joined the l'Ecole des Mines and become a professor of geology. In 1912, he was named as professor of geology at the Collège de France. He was admitted to the Académie des Sciences in 1928.

He is noted for his study of sediments with the polarizing microscope, and was one of the pioneers in this field.

The wrinkle ridge Dorsum Cayeux on the moon is named after him.

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Important facts

Birth century
Nationality
Known for
Petrography
Education
University of Lille, Mines ParisTech, Collège de France
Positions held
President of the Geological Society of France, Professor, Senior lecturer, President
Employers
Collège de France
Awards
Knight of the Legion of Honour; Officer of the Legion of Honour; Officier de l'Instruction publique; Officer of the Order of Agricultural Merit; Prix Jules Gosselet; Prix François-Fontannes; Honorary doctor of the Université libre de Bruxelles; Honorary doctor of the University of Liège; Honorary doctor of the Catholic University of Louvain; French Academy of Sciences

Contemporaries

People whose lives overlapped Lucien Cayeux's

Frequently asked questions

Who was Lucien Cayeux?

French geologist (1864–1944)

When was Lucien Cayeux born?

Lucien Cayeux was born on 26 March 1864 in Semousies.

When did Lucien Cayeux die?

Lucien Cayeux died on 1 November 1944 in Mauves-sur-Loire.

What was Lucien Cayeux's occupation?

Lucien Cayeux was a geologist, cartographer, petrographer, professor and university teacher.

What was Lucien Cayeux known for?

Lucien Cayeux was known for Petrography.

What nationality was Lucien Cayeux?

Lucien Cayeux was French.

Sources & further reading

· Wikipedia: Lucien Cayeux

· Wikidata: Q723735

· DBpedia: Lucien Cayeux

Cite this page

APA: Biography.guide. (2026). Lucien Cayeux. https://biography.guide/lucien-cayeux/

MLA: "Lucien Cayeux." Biography.guide, https://biography.guide/lucien-cayeux/.

Chicago: "Lucien Cayeux." Biography.guide. https://biography.guide/lucien-cayeux/.

Data last updated: 2026-09-20 · Spot an error? Report a correction.

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