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Orcelite
Jean François Orcel (3 May 1896 – 27 March 1978) was a French mineralogist who contributed to the French nuclear energy program following the discovery of Uranium vanadate deposits in Morocco. He served as a mineralogist at the Muséum National d’Histoire Naturelle in Paris. He later specialized in the chemistry of meteorites. Orcel was born in Paris where his father Edouard was a public works engineer. His mother Pauline Lesuisse was a teacher. After studies at the Lycée Henri IV he went on to study at Sorbonne even though World War I broke out as poor health disqualified him from conscription. He became an assistant to Frédéric Wallerant in 1917 and in 1920 he joined the Muséum National d’Histoire Naturelle working under Alfred Lacroix. After Lacroix's retirement in 1937, Orcel succeeded him as professor of mineralogy. Orcel studied phyllosilicates and chlorites, examining water of crystallization in his doctoral work. He also went on field expeditions, collecting mine ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Pr JeanOrcel En 1968
PR, P.R., Pr, pr, or Pr. may refer to: Arts, entertainment, and media * ''P.R.'' (TV series), a Canadian television sitcom * ''Partisan Review'', a former political and literary journal * ''Perry Rhodan'', German science fiction series * ''Power Rangers'', an American television franchise based on ''Super Sentai'' Places * PR postcode area, UK, including Preston and Lancashire * Paraná (state), Brazil (ISO 3166-2:BR) * Parma, Italy (ISO 3166-2:IT) * Puerto Rico, ISO 3166 code PR Politics *Pakatan Rakyat, an informal Malaysian political coalition * Party of Labour (''Partija rada''), a political party in Serbia *Proportional representation, a property of some voting systems *Republican Party of Albania, a political party in Albania Public relations *Public relations, the professional maintenance of a favorable public image by an organisation or person *Press release, a prepared statement given to the news media as a public-relations tool Religion * Pastor, an ordained leader of ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Muséum National D’Histoire Naturelle
The French National Museum of Natural History, known in French as the ' (abbreviation MNHN), is the national natural history museum of France and a ' of higher education part of Sorbonne Universities. The main museum, with four galleries, is located in Paris, France, within the Jardin des Plantes on the left bank of the River Seine. It was formally founded in 1793 during the French Revolution, but was begun even earlier in 1635 as the royal garden of medicinal plants. The museum now has 14 sites throughout France. History 17th–18th century File:Jardin du roi 1636.png, The Royal Garden of Medicinal Plants in 1636 File:Buffon statue dsc00979.jpg, Statue of Georges-Louis Leclerc, Comte de Buffon in the formal garden File:Buffon, Georges Louis - Leclerc, comte de – Histoire naturelle, générale et particuliére, 1763 – BEIC 8822844.jpg, Buffon's "Natural History" (1763) File:MNHN-logo.jpg, The museum's seal, designed in 1793, illustrates the three realms of Nature, Colle ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
