aragonite

aragonite
noun Etymology: German Aragonit, from Aragon, Spain Date: 1803 a mineral similar to calcite in consisting of calcium carbonate but differing from calcite in its orthorhombic crystallization, greater density, and less distinct cleavagearagonitic adjective

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • Aragonite — is a carbonate mineral, one of the two common, naturally occurring polymorphs of calcium carbonate, CaCO3. The other polymorph is the mineral calcite. Aragonite s crystal lattice differs from that of calcite, resulting in a different crystal… …   Wikipedia

  • aragonite — [ aragɔnit ] n. f. • 1834; arragonite 1802; de Aragon, province d Espagne ♦ Minér. Variété cristalline de carbonate de calcium qui peut former des stalactites. ● aragonite nom féminin Variété de carbonate de calcium CaCO3, orthorhombique, qui… …   Encyclopédie Universelle

  • Aragonite — A*rag o*nite, n. [From Aragon, in Spain.] (Min.) A mineral identical in composition with calcite or carbonate of lime, but differing from it in its crystalline form and some of its physical characters. [1913 Webster] || …   The Collaborative International Dictionary of English

  • aragonite — s. f. [Mineralogia] Carbonato de cálcio cristalizável.   ♦ Grafia no Brasil: aragonita …   Dicionário da Língua Portuguesa

  • aragonite — [ə rag′ə nīt΄, ar′ə gənīt΄] n. [after ARAGON2, in Spain] a semihard, orthorhombic mineral resembling calcite, made up of calcium carbonate, CaCO3: it is found in sedimentary and metamorphic rocks and in the skeletons of marine organisms …   English World dictionary

  • Aragonite — Pour les articles homonymes, voir CaCO3. Aragonite[1] Catégorie V : carbonates et nitrates[2] …   Wikipédia en Français

  • aragonite — /euh rag euh nuyt , ar euh geuh /, n. a mineral, orthorhombic calcium carbonate, CaCO3, chemically identical with calcite but differing in crystallization and in having a higher specific gravity and less marked cleavage. [1795 1805; named after… …   Universalium

  • aragonite —    1. A relatively rare form of calcium carbonate (CaCO3), chemically identical to the more common calcite but of orthorhombic crystal form. Its pure form is metastable in the cave environment, where calcite forms preferentially. It is relatively …   Lexicon of Cave and Karst Terminology

  • aragonite — aragonitas statusas T sritis chemija apibrėžtis Mineralas. formulė CaCO₃ atitikmenys: angl. aragonite rus. арагонит …   Chemijos terminų aiškinamasis žodynas

  • aragonite — calcium carbonate skeletons of reef corals and some shells sold as a substrate for marine aquaria. Has high levels of calcium and strontium carbonate …   Dictionary of ichthyology

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