aragonite

From Aragon +‎ -ite, after the province in Spain, named by Abraham Gottlob Werner in 1790.^[1]

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aragonite (countable and uncountable, plural aragonites)

1. (mineralogy) An evaporite consisting of anhydrous calcium carbonate with the chemical formula CaCO₃ and occurring in pearls, shells and nacre; it is dimorphous with calcite.
   • 1955, Rachel Carson, The Edge of the Sea‎^[1], Boston: Houghton Mifflin, Appendix, p. 268:

     The basic chemical material of molluscan shells is calcium carbonate, which forms the outer layer of calcite, and the inner layer of aragonite, which is a heavier and harder substance although it has the same chemical composition.

• aragonitic

• David Barthelmy (1997–2025) “Aragonite”, in Webmineral Mineralogy Database.
• “aragonite”, in Mindat.org‎^[2], Hudson Institute of Mineralogy, 2000–2025.

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aragonite f (plural aragonites)

1. (mineralogy) aragonite

• “aragonite”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.

• IPA^(key): /a.ra.ɡoˈni.te/
• Rhymes: -ite
• Hyphenation: a‧ra‧go‧nì‧te

aragonite f (plural aragoniti)

1. (mineralogy) aragonite

• iatrogena, organiate, ragionate