View changes made in:
  • May 1, 2021
    • Graftonite
      • RRUFF Ideal Chemistry changed from "Fe2+Fe2+2(P5+O4)2" to "Fe2+Fe2+2(PO4)2"
  • May 14, 2017
    • Graftonite
      • IMA Ideal Chemistry changed from "(Fe2+,Mn2+,Ca)3(PO4)2" to "Fe2+Fe2+2(PO4)2"
      • RRUFF Ideal Chemistry changed from "(Fe2+,Mn2+,Ca)3(PO4)2" to "Fe2+Fe2+2(P5+O4)2"
      • Mineral Comment changed from

        Penfield S L (1900) On graftonite, a new mineral from Grafton, New Hampshire, and its intergrowth with triphylite, The American Journal of Science 159, 20-32

        to

        Penfield S L (1900) On graftonite, a new mineral from Grafton, New Hampshire, and its intergrowth with triphylite, The American Journal of Science 159, 20-32

        Chemical formula changed from (Fe2+,Mn2+,Ca)3(PO4)2:
        Hålenius U, Hatert F, Pasero M, Mills S J (2017) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) Newsletter 36. New minerals and nomenclature modifications approved in 2017. European Journal of Mineralogy 29, 339-344

  • Sep 19, 2009
    • Graftonite
      • Mineral Comment changed to

        Penfield S L (1900) On graftonite, a new mineral from Grafton, New Hampshire, and its intergrowth with triphylite, The American Journal of Science 159, 20-32

  • Mar 21, 2008
    • Graftonite
      • RRUFF Ideal Chemistry changed from "Ca(Fe2+,Mn2+)2(PO4)2" to "(Fe2+,Mn2+,Ca)3(PO4)2"
      • IMA Ideal Chemistry changed from "Ca(Fe2+,Mn2+)2(PO4)2" to "(Fe2+,Mn2+,Ca)3(PO4)2"
  • Mar 20, 2008
    • Graftonite
      • IMA Ideal Chemistry changed from "(Fe2+,Mn2+,Ca)3(PO4)2" to "Ca(Fe2+,Mn2+)2(PO4)2"
  • Feb 25, 2008
    • Graftonite
      • RRUFF Ideal Chemistry changed from "(Ca,Mn2+)(Fe2+,Mn2+)2(PO4)2" to "Ca(Fe2+,Mn2+)2(PO4)2"
      • IMA Ideal Chemistry changed from "(Ca,Mn2+)(Fe2+,Mn2+)2(PO4)2" to "(Fe2+,Mn2+,Ca)3(PO4)2"
  • May 23, 2007
    • Graftonite
      • RRUFF Ideal Chemistry changed from "(Fe2+,Mn2+,Ca)3(PO4)2" to "(Ca,Mn2+)(Fe2+,Mn2+)2(PO4)2"
  • Apr 23, 2007
    • Graftonite
      • IMA Ideal Chemistry changed from "(Ca,Mn2+)(Fe2+Mn2+)2(PO4)2" to "(Ca,Mn2+)(Fe2+,Mn2+)2(PO4)2"
  • Apr 17, 2007
    • Graftonite
      • IMA Ideal Chemistry changed to "(Ca,Mn2+)(Fe2+Mn2+)2(PO4)2"