Marcel Alexandre Bertrand

Marcel Alexandre Bertrand ( born July 2, 1847 in Paris, † February 13, 1907 ) was a French geologist, professor at the École des Mines de Paris from 1886 to 1907 and from 1896 a member of the Académie des Sciences in Paris.

Bertrand was a son of the mathematician Joseph Bertrand and nephew of mathematician Charles Hermite. He studied at the École polytechnique ( completion 1867) and from 1869 at the Ecole des Mines in Paris. 1873 to 1977 he was in charge of the minerals in the area Vesoul and the thermal bath Luxeuil -les- Bains and from 1877 for exploring the railway lines in eastern France. From 1878 he was involved in the geological mapping of France.

He provided by his investigations in the Alps and the south of Belgium carbon Mountains near Namur in 1884 made ​​significant contributions to the development of the ceiling theory. According to him, which occurs in pegmatites and serving for the extraction of beryllium mineral Bertrandit is named.

He was an officer of the Legion of Honour (1902 ), twice received the Prix Vaillant (1886, 1890), 1893 Prix Petit D' Ormoy and 1888 was the first winner of the Prix Fontannes the French Geological Society, the Vice President, he was in 1886 and its president in 1891.