View changes made in:
  • Jan 24, 2021
    • Niobophyllite
      • Mineral Comment changed from

        Nickel E H, Rowland J F, Charette D J (1964) Niobophyllite - the niobium analogue of astrophyllite; a new mineral from Seal Lake, Labrador, The Canadian Mineralogist 8, 40-52

        Chemical composition revised according to:
        Cámara F, Sokolova E, Abdu Y, Hawthorne F C (2010) The crystal structures of niobophyllite, kupletskite-(Cs) and Sn-rich astrophyllite: Revisions to the crystal chemistry of the astrophyllite-group minerals, The Canadian Mineralogist 48, 1-16

        to

        Nickel E H, Rowland J F, Charette D J (1964) Niobophyllite - the niobium analogue of astrophyllite; a new mineral from Seal Lake, Labrador, The Canadian Mineralogist 8, 40-52

        Chemical formula changed from (K,Na)3(Fe,Mn)6.4(Nb,Ti)2(Si,Al)7.7(O,OH,F)31:
        Cámara F, Sokolova E, Abdu Y, Hawthorne F C (2010) The crystal structures of niobophyllite, kupletskite-(Cs) and Sn-rich astrophyllite: Revisions to the crystal chemistry of the astrophyllite-group minerals, The Canadian Mineralogist 48, 1-16

  • Jun 2, 2019
    • Niobophyllite
      • RRUFF Ideal Chemistry changed from "K2NaFe2+7(Nb5+,Ti4+)(Si4O12)2O2(OH)4(O,F)" to "K2NaFe2+7(Nb5+,Ti4+)2(Si4O12)2O2(OH)4(O,F)"
      • IMA Ideal Chemistry changed from "K2NaFe2+7(Nb,Ti)2Si8O26(OH)4(F,O)" to "K2NaFe2+7(Nb,Ti)2(Si4O12)2O2(OH)4(O,F)"
  • Oct 13, 2017
    • Niobophyllite
      • IMA Ideal Chemistry changed from "K2NaFe2+7(Nb,Ti)(Si4O12)2O2(OH)4(O,F)" to "K2NaFe2+7(Nb,Ti)2Si8O26(OH)4(F,O)"
  • May 13, 2016
    • Niobophyllite
      • RRUFF Ideal Chemistry changed from "K2NaFe2+7(Nb5+Ti4+)(Si4O12)2O2(OH)4O" to "K2NaFe2+7(Nb5+,Ti4+)(Si4O12)2O2(OH)4(O,F)"
      • IMA Ideal Chemistry changed from "K2NaFe2+7(NbTi)(Si4O12)2O2(OH)4O" to "K2NaFe2+7(Nb,Ti)(Si4O12)2O2(OH)4(O,F)"
  • Apr 23, 2016
    • Niobophyllite
      • Mineral Comment changed from

        Nickel E H, Rowland J F, Charette D J (1964) Niobophyllite - the niobium analogue of astrophyllite; a new mineral from Seal Lake, Labrador, The Canadian Mineralogist 8, 40-52

        Fleischer M, Mandarino J A, Strunz H, Cech F (1965) New mineral names, American Mineralogist 50, 261-268

        Chemical composition revised according to:
        Cámara F, Sokolova E, Abdu Y, Hawthorne F C (2010) The crystal structures of niobophyllite, kupletskite-(Cs) and Sn-rich astrophyllite: Revisions to the crystal chemistry of the astrophyllite-group minerals, The Canadian Mineralogist 48, 1-16

        to

        Nickel E H, Rowland J F, Charette D J (1964) Niobophyllite - the niobium analogue of astrophyllite; a new mineral from Seal Lake, Labrador, The Canadian Mineralogist 8, 40-52

        Chemical composition revised according to:
        Cámara F, Sokolova E, Abdu Y, Hawthorne F C (2010) The crystal structures of niobophyllite, kupletskite-(Cs) and Sn-rich astrophyllite: Revisions to the crystal chemistry of the astrophyllite-group minerals, The Canadian Mineralogist 48, 1-16

  • Aug 2, 2014
    • Niobophyllite
      • RRUFF Ideal Chemistry changed from "K2NaFe2+7(NbTi)(Si4O12)2O2(OH)4O" to "K2NaFe2+7(Nb5+Ti4+)(Si4O12)2O2(OH)4O"
  • Apr 1, 2010
    • Niobophyllite
      • RRUFF Ideal Chemistry changed from "K2NaFe2+7(Nb,Ti)2Si8O26(OH)4(F,O)" to "K2NaFe2+7(NbTi)(Si4O12)2O2(OH)4O"
      • IMA Ideal Chemistry changed from "K2NaFe2+7(Nb,Ti)2Si8O26(OH)4(F,O)" to "K2NaFe2+7(NbTi)(Si4O12)2O2(OH)4O"
      • Mineral Comment changed from

        Nickel E H, Rowland J F, Charette D J (1964) Niobophyllite - the niobium analogue of astrophyllite; a new mineral from Seal Lake, Labrador, The Canadian Mineralogist 8, 40-52

        Fleischer M, Mandarino J A, Strunz H, Cech F (1965) New mineral names, American Mineralogist 50, 261-268

        to

        Nickel E H, Rowland J F, Charette D J (1964) Niobophyllite - the niobium analogue of astrophyllite; a new mineral from Seal Lake, Labrador, The Canadian Mineralogist 8, 40-52

        Fleischer M, Mandarino J A, Strunz H, Cech F (1965) New mineral names, American Mineralogist 50, 261-268

        Chemical composition revised according to:
        Cámara F, Sokolova E, Abdu Y, Hawthorne F C (2010) The crystal structures of niobophyllite, kupletskite-(Cs) and Sn-rich astrophyllite: Revisions to the crystal chemistry of the astrophyllite-group minerals, The Canadian Mineralogist 48, 1-16

  • May 26, 2007
    • Niobophyllite
      • RRUFF Ideal Chemistry changed from "K2Na(Fe2+,Mn)7(Nb,Ti)2Si8O26(OH)4(F,O)" to "K2NaFe2+7(Nb,Ti)2Si8O26(OH)4(F,O)"
  • Apr 10, 2007
    • Niobophyllite
      • IMA Ideal Chemistry changed from "K2Na(Fe2+,Mn)7(Nb,Ti)2Si8O26(OH)4(F,O)" to "K2NaFe2+7(Nb,Ti)2Si8O26(OH)4(F,O)"
  • Apr 18, 2006
    • Niobophyllite
      • IMA Ideal Chemistry changed to "K2Na(Fe2+,Mn)7(Nb,Ti)2Si8O26(OH)4(F,O)"