View changes made in:
  • May 22, 2017
    • Umbite
      • RRUFF Ideal Chemistry changed from "K2ZrSi3O9·H2O" to "K2Zr4+Si3O9·H2O"
      • Mineral Comment changed from

        Khomyakov A P, Voronkov A A, Kobyashev Y S, Polezhaeva L I (1983) Umbite and paraumbite, new potassium zirconosilicates from the Khibina alkalic massif, Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 112, issue 4, 461-469

        to

        Khomyakov A P, Voronkov A A, Kobyashev Y S, Polezhaeva L I (1983) Umbite and paraumbite, new potassium zirconosilicates from the Khibina alkalic massif, Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 112(4), 461-469

  • Oct 5, 2012
    • Umbite
      • Mineral Comment changed from

        Khomyakov A P, Voronkov A A, Kobyashev Y S, Polezhaeva L I (1983) Umbite and paraumbite, new potassium zirconosilicates from the Khibina alkalic massif, Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 112, issue 4, 461-469

        Dunn P J, Fleischer M, Francis C A, Langley R H, Kissin S A, Shigley J E, Vanko D A, Zilczer J A (1984) New mineral names, American Mineralogist 69, 810-815

        to

        Khomyakov A P, Voronkov A A, Kobyashev Y S, Polezhaeva L I (1983) Umbite and paraumbite, new potassium zirconosilicates from the Khibina alkalic massif, Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 112, issue 4, 461-469

  • May 27, 2008
    • Umbite
      • Mineral Comment changed to

        Khomyakov A P, Voronkov A A, Kobyashev Y S, Polezhaeva L I (1983) Umbite and paraumbite, new potassium zirconosilicates from the Khibina alkalic massif, Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 112, issue 4, 461-469

        Dunn P J, Fleischer M, Francis C A, Langley R H, Kissin S A, Shigley J E, Vanko D A, Zilczer J A (1984) New mineral names, American Mineralogist 69, 810-815

  • May 26, 2006
    • Umbite
      • IMA Ideal Chemistry changed to "K2ZrSi3O9·H2O"