View changes made in:
  • May 31, 2021
    • Rankamaite
      • RRUFF Ideal Chemistry changed from "(Na,K,Pb2+)(Ta5+,Nb5+,Al)4(O,OH)10" to "(Na,K)3(Ta5+,Nb5+,Al)11(O,OH)31"
  • Oct 13, 2017
    • Rankamaite
      • IMA Ideal Chemistry changed from "(Na,K,Pb)(Ta,Nb,Al)4(O,OH)10" to "(Na,K)3(Ta,Nb,Al)11(O,OH)31"
  • May 23, 2017
    • Rankamaite
      • RRUFF Ideal Chemistry changed from "(Na,K,Pb)(Ta,Nb,Al)4(O,OH)10" to "(Na,K,Pb2+)(Ta5+,Nb5+,Al)4(O,OH)10"
  • Nov 5, 2012
    • Rankamaite
      • Mineral Comment changed from

        von Knorring O, Vorma A, Nixon P H (1969) Rankamaite, a new tantalum mineral from Kivu, Congo, Bulletin of the Geological Society of Finland 41, 47-56

        Fleischer M, Nickel E H (1970) New mineral names, American Mineralogist 55, 1810-1818

        to

        von Knorring O, Vorma A, Nixon P H (1969) Rankamaite, a new tantalum mineral from Kivu, Congo, Bulletin of the Geological Society of Finland 41, 47-56

  • Oct 27, 2010
    • Rankamaite
      • Mineral Comment changed from

        Fleischer M, Nickel E H (1970) New mineral names, American Mineralogist 55, 1810-1818

        to

        von Knorring O, Vorma A, Nixon P H (1969) Rankamaite, a new tantalum mineral from Kivu, Congo, Bulletin of the Geological Society of Finland 41, 47-56

        Fleischer M, Nickel E H (1970) New mineral names, American Mineralogist 55, 1810-1818

  • May 14, 2006
    • Rankamaite
      • IMA Ideal Chemistry changed to "(Na,K,Pb)(Ta,Nb,Al)4(O,OH)10"