View changes made in:
  • Sep 3, 2023
    • Trimounsite-(Y)
      • RRUFF Ideal Chemistry changed from "Y3+2Ti4+2O5SiO4" to "Y2Ti4+2SiO9"
      • Mineral Comment changed from

        Piret P, Deliens M, Pinet M (1990) La trimounsite-(Y), nouveau silicotitanate de terres rares de Trimouns, Ariège, France : (TR)2Ti2SiO9, European Journal of Mineralogy 2, 725-729

        to

        Piret P, Deliens M, Pinet M (1990) La trimounsite-(Y), nouveau silicotitanate de terres rares de Trimouns, Ariège, France : (TR)2Ti2SiO9, European Journal of Mineralogy 2, 725-729

  • Oct 13, 2017
    • Trimounsite-(Y)
      • IMA Ideal Chemistry changed from "Y2Ti2O5SiO4" to "Y2Ti2SiO9"
  • Aug 2, 2014
    • Trimounsite-(Y)
      • RRUFF Ideal Chemistry changed from "Y2Ti2O5SiO4" to "Y3+2Ti4+2O5SiO4"
  • Oct 6, 2012
    • Trimounsite-(Y)
      • Mineral Comment changed from

        Piret P, Deliens M, Pinet M (1990) La trimounsite-(Y), nouveau silicotitanate de terres rares de Trimouns, Ariège, France : (TR)2Ti2SiO9, European Journal of Mineralogy 2, 725-729

        Jambor J L, Burke E A J (1991) New mineral names, American Mineralogist 76, 2020-2026

        to

        Piret P, Deliens M, Pinet M (1990) La trimounsite-(Y), nouveau silicotitanate de terres rares de Trimouns, Ariège, France : (TR)2Ti2SiO9, European Journal of Mineralogy 2, 725-729

  • May 25, 2008
    • Trimounsite-(Y)
      • Mineral Comment changed to

        Piret P, Deliens M, Pinet M (1990) La trimounsite-(Y), nouveau silicotitanate de terres rares de Trimouns, Ariège, France : (TR)2Ti2SiO9, European Journal of Mineralogy 2, 725-729

        Jambor J L, Burke E A J (1991) New mineral names, American Mineralogist 76, 2020-2026

  • Jun 3, 2007
    • Trimounsite-(Y)
      • RRUFF Ideal Chemistry changed from "(Y,Dy,Er,Yb)2Ti2O5SiO4" to "Y2Ti2O5SiO4"
  • Apr 13, 2007
    • Trimounsite-(Y)
      • IMA Ideal Chemistry changed from "(Y,Dy,Er,Yb)2Ti2O5SiO4" to "Y2Ti2O5SiO4"
  • May 20, 2006
    • Trimounsite-(Y)
      • RRUFF Ideal Chemistry changed from "(Y,REE)2Ti2SiO9" to "(Y,Dy,Er,Yb)2Ti2O5SiO4"
      • IMA Ideal Chemistry changed to "(Y,Dy,Er,Yb)2Ti2O5SiO4"