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Bismuth: Mineral information, data and localities. - Mindat.org
Webbismuth (Bi), the most metallic and the least abundant of the elements in the nitrogen group (Group 15 [Va] of the periodic table). Bismuth is hard, brittle, lustrous, and coarsely … WebJun 13, 2024 · Bismuth is one of the few metals that expands as it solidifies, and thus is used in a variety of applications that require a tight grip, such as devices to hold optical lenses during grinding. Bismuth’s natural abundance is highest in oceanic manganese nodules, where it ranges from 0.5 to 24 ppm. highcraig quarry
Nom de famille BISMUTH : origine et signification - Geneanet
Bismuth is a chemical element with the symbol Bi and atomic number 83. It is a post-transition metal and one of the pnictogens, with chemical properties resembling its lighter group 15 siblings arsenic and antimony. Elemental bismuth occurs naturally, and its sulfide and oxide forms are important commercial ores. … See more Bismuth compounds account for about half the global production of bismuth. They are used in cosmetics; pigments; and a few pharmaceuticals, notably bismuth subsalicylate, used to treat diarrhea. Bismuth's unusual … See more Physical characteristics Bismuth is a brittle metal with a dark, silver-pink hue, often with an iridescent oxide tarnish showing many colors from yellow to blue. The spiral, stair-stepped structure of bismuth crystals is the result of a higher growth … See more In the Earth's crust, bismuth is about twice as abundant as gold. The most important ores of bismuth are bismuthinite and bismite. Native bismuth is known from Australia, Bolivia, and China. See more See also bismuthia, a rare dermatological condition that results from the prolonged use of bismuth. Scientific literature … See more Bismuth metal has been known since ancient times and it was one of the first 10 metals to have been discovered. The name bismuth dates to around 1665 and is of uncertain etymology. The name possibly comes from obsolete German Bismuth, Wismut, … See more Bismuth forms trivalent and pentavalent compounds, the trivalent ones being more common. Many of its chemical properties are similar to those of arsenic and antimony, although they are less toxic than derivatives of those lighter elements. Oxides and sulfides See more Bismuth has few commercial applications, and those applications that use it generally require small quantities relative to other raw materials. In … See more WebOverview. Bismuth (Bi) is a chemical element with the atomic number 83. Bismuth supplements usually contain bismuth in a salt form, such as bismuth subsalicylate. … WebLa Ligue de défense juive ( LDJ, traduction de l'anglais « Jewish Defense League ») est la branche française 2 fondée en 2000 d'un mouvement néosioniste créé à New York, aux États-Unis par Meir Kahane, où il est classé depuis 2001 [réf. nécessaire] comme organisation terroriste par le gouvernement 3, à la suite de la préparation d'une double … high crags primary school ofsted