- Apr 17, 2021
- Olmsteadite
- RRUFF Ideal Chemistry changed from "KFe2+2Nb5+O2(P5+O4)2·2H2O" to "KFe2+2Nb5+O2(PO4)2·2H2O"
- May 23, 2017
- Olmsteadite
- RRUFF Ideal Chemistry changed from "KFe2+2NbO2(PO4)2·2H2O" to "KFe2+2Nb5+O2(P5+O4)2·2H2O"
- Mineral Comment changed from to
- May 26, 2007
- Olmsteadite
- RRUFF Ideal Chemistry changed from "KFe2+2(Nb,Ta)O2(PO4)2·2H2O" to "KFe2+2NbO2(PO4)2·2H2O"
- Apr 10, 2007
- Olmsteadite
- IMA Ideal Chemistry changed from "KFe2+2(Nb,Ta)O2(PO4)2·2H2O" to "KFe2+2NbO2(PO4)2·2H2O"
- Apr 22, 2006
- Olmsteadite
- IMA Ideal Chemistry changed to "KFe2+2(Nb,Ta)O2(PO4)2·2H2O"
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