- Aug 2, 2020
- Metavoltine
- RRUFF Ideal Chemistry changed from "K2Na6Fe2+Fe3+6O2(SO4)12·18H2O" to "K2Na6Fe2+Fe3+6O2(S6+O4)12·18H2O"
- Jun 7, 2010
- Apr 9, 2007
- Metavoltine
- IMA Ideal Chemistry changed to "K2Na6Fe2+Fe3+6O2(SO4)12·18H2O"
- Apr 15, 2006
- Metavoltine
- RRUFF Ideal Chemistry changed from "K4Na4(Fe,Zn)Fe6(SO4)12O2·20H2O" to "K2Na6Fe2+Fe3+6O2(SO4)12·18H2O"
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