🇬🇧 en it 🇮🇹

limestone noun

  /ˈlaɪmˌstoʊn/ , /ˈlaɪmˌstəʊn/
  • An abundant rock of marine and freshwater sediments; primarily composed of calcite (CaCO3); and occurring in a variety of forms, both crystalline and amorphous.
calcare
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