View changes made in:
  • May 15, 2021
  • Oct 13, 2017
    • Potassic-sadanagaite
      • IMA Ideal Chemistry changed from "KCa2Mg3Al2(Si5Al3)O22(OH)2" to "KCa2(Mg3Al2)(Si5Al3)O22(OH)2"
  • Jul 5, 2014
    • Potassic-sadanagaite
      • Mineral Display Name changed from "Potassic-magnesiosadanagaite" to "Potassic-sadanagaite"
      • Mineral Comment changed from

        Shimazaki H, Bunno M, Ozawa T (1984) Sadanagaite and magnesio-sadanagaite, new silica-poor members of calcic amphibole from Japan, American Mineralogist 69, 465-471

        Redefined:
        Banno Y, Miyawaki R, Matsubara S, Makino K, Bunno M, Yamada S, Kamiya T (2004) Magnesiosadanagaite, a new member of the amphibole group from Kasuga-mura, Gifu Prefecture, central Japan, European Journal of Mineralogy 16, 177-183

        Potassic added as a prefix according to:
        Leake B E, Woolley A R, Birch W D, Burke E A J, Ferraris G, Grice J D, Hawthorne F C, Kisch H J, Krivovichev V G, Schumacher J C, Stephenson N C N, Whittaker E J W (2003) Nomenclature of amphiboles: additions and revisions to the International Mineralogical Association’s 1997 recommendations, The Canadian Mineralogist 41, 1355-1362

        to

        Shimazaki H, Bunno M, Ozawa T (1984) Sadanagaite and magnesio-sadanagaite, new silica-poor members of calcic amphibole from Japan, American Mineralogist 69, 465-471

        Redefined, name changed from magnesio-sadanagaite to magnesiosadanagaite:
        Banno Y, Miyawaki R, Matsubara S, Makino K, Bunno M, Yamada S, Kamiya T (2004) Magnesiosadanagaite, a new member of the amphibole group from Kasuga-mura, Gifu Prefecture, central Japan, European Journal of Mineralogy 16, 177-183

        Name changed from magnesiosadanagaite to potassic-magnesiosadanagaite:
        Leake B E, Woolley A R, Birch W D, Burke E A J, Ferraris G, Grice J D, Hawthorne F C, Kisch H J, Krivovichev V G, Schumacher J C, Stephenson N C N, Whittaker E J W (2003) Nomenclature of amphiboles: additions and revisions to the International Mineralogical Association’s 1997 recommendations, The Canadian Mineralogist 41, 1355-1362

        Name changed from potassic-magnesiosadanagaite:
        Hawthorne F C, Oberti R, Harlow G E, Maresch W V, Martin R F, Schumacher J C, Welch M D (2012) Nomenclature of the amphibole supergroup. American Mineralogist 97, 2031-2048

  • Jan 29, 2008
  • May 27, 2007
    • Potassic-sadanagaite
      • RRUFF Ideal Chemistry changed from "(K,Na)Ca2[Mg3(Al,Fe3+)2]Si5Al3O22(OH)2" to "KCa2Mg3Al2(Si5Al3)O22(OH)2"
  • Apr 11, 2007
  • May 10, 2006
    • Potassic-sadanagaite
      • RRUFF Ideal Chemistry changed from "(K,Na)Ca2[Mg3(Al,Fe)2][Si5Al3O22](OH)2" to "(K,Na)Ca2[Mg3(Al,Fe3+)2]Si5Al3O22(OH)2"