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    В каких минералах встречается фторид кальция и как его добывают?

    Нейро

    Ответ создан на основе результатов поиска

    Фторид кальция в природе встречается в виде минерала флюорита (плавиковый шпат) 13. Это хрупкий и мягкий минерал, который содержит до 90–95% CaF2 и 3,5–8% SiO2 1. Обычно встречается в чистых рудных жилах свинца, серебра, цинка 4.
    Добывают фторид кальция путём обогащения флюоритовых руд 4. Также в лабораторных условиях его получают из карбоната кальция и плавиковой кислоты 13. Ещё один способ — взаимодействие HF, NH4F, NH4HF2 (или их водных растворов), H2SiF6 с солями Са или СаО 2.
    На основе 10 источников:

      Оценить ответ

      10 источников

      1. ru.wikipedia.org
        1
      2. en.wikipedia.org
        2
      3. bigenc.ru
        3
      4. mvc-apatit.ru
        4
      5. pubchem.ncbi.nlm.nih.gov
        5
      6. atamanchemicals.com
        6
      7. az-almaz.ru
        7
      8. chineselens.com
        8
      9. products.pcc.eu
        9
      10. tydexoptics.com
        10
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[```1```](https://ru.wikipedia.org/wiki/%D0%A4%D1%82%D0%BE%D1%80%D0%B8%D0%B4_%D0%BA%D0%B0%D0%BB%D1%8C%D1%86%D0%B8%D1%8F)[```3```](https://bigenc.ru/c/fliuorit-dd9fcc). Это хрупкий и мягкий минерал, который содержит до 90–95% CaF2 и 3,5–8% SiO2 [```1```](https://ru.wikipedia.org/wiki/%D0%A4%D1%82%D0%BE%D1%80%D0%B8%D0%B4_%D0%BA%D0%B0%D0%BB%D1%8C%D1%86%D0%B8%D1%8F). Обычно встречается в чистых рудных жилах свинца, серебра, цинка [```4```](https://mvc-apatit.ru/articles/32).\n\n**Добывают фторид кальция** **путём обогащения флюоритовых руд** [```4```](https://mvc-apatit.ru/articles/32). Также в лабораторных условиях его получают из карбоната кальция и плавиковой кислоты [```1```](https://ru.wikipedia.org/wiki/%D0%A4%D1%82%D0%BE%D1%80%D0%B8%D0%B4_%D0%BA%D0%B0%D0%BB%D1%8C%D1%86%D0%B8%D1%8F)[```3```](https://bigenc.ru/c/fliuorit-dd9fcc). 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