View changes made in:
  • Jul 26, 2020
    • Petersite-(Y)
      • IMA Number changed from "IMA1981-064" to "IMA1981-064, IMA1987 s.p."
  • Oct 13, 2017
    • Petersite-(Y)
      • IMA Ideal Chemistry changed from "Cu2+6Y(PO4)3(OH)6·3H2O" to "Cu6Y(PO4)3(OH)6·3H2O"
  • Feb 25, 2014
    • Petersite-(Y)
      • RRUFF Ideal Chemistry changed from "Cu2+6Y(PO4)3(OH)6·3H2O" to "Cu2+6Y(PO4)3(OH)6·3H2O"
      • IMA Ideal Chemistry changed from "Cu2+6Y(PO4)3(OH)6·3H2O" to "Cu2+6Y(PO4)3(OH)6·3H2O"
  • Sep 12, 2012
    • Petersite-(Y)
      • RRUFF Ideal Chemistry changed from "Cu6Y(PO4)3(OH)6·3H2O" to "Cu2+6Y(PO4)3(OH)6·3H2O"
      • IMA Ideal Chemistry changed from "Cu6Y(PO4)3(OH)6·3H2O" to "Cu2+6Y(PO4)3(OH)6·3H2O"
  • May 27, 2007
    • Petersite-(Y)
      • RRUFF Ideal Chemistry changed from "Cu6(Y,Ca)(PO4)3(OH)6·3H2O" to "Cu6Y(PO4)3(OH)6·3H2O"
  • Apr 10, 2007
    • Petersite-(Y)
      • IMA Ideal Chemistry changed from "Cu6(Y,Ca)(PO4)3(OH)6·3H2O" to "Cu6Y(PO4)3(OH)6·3H2O"
  • May 10, 2006
    • Petersite-(Y)
      • IMA Ideal Chemistry changed to "Cu6(Y,Ca)(PO4)3(OH)6·3H2O"