- Oct 13, 2017
- Takeuchiite
- IMA Ideal Chemistry changed from "Mg2Mn3+O2BO3" to "Mg2Mn3+O2(BO3)"
- May 19, 2008
- Jun 3, 2007
- Takeuchiite
- RRUFF Ideal Chemistry changed from "(Mg,Mn2+)2(Mn3+,Fe3+)O2BO3" to "Mg2Mn3+O2BO3"
- Apr 12, 2007
- Takeuchiite
- IMA Ideal Chemistry changed from "(Mg,Mn2+)2(Mn3+,Fe3+)O2BO3" to "Mg2Mn3+O2BO3"
- May 20, 2006
- Takeuchiite
- Mineral Display Name changed from "Takeuchiite" to "Takéuchiite"
- IMA Ideal Chemistry changed to "(Mg,Mn2+)2(Mn3+,Fe3+)O2BO3"
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