- Oct 13, 2017
- Trigonite
- IMA Ideal Chemistry changed from "Pb3Mn2+(As3+O3)2(As3+O2OH)" to "Pb3Mn2+(AsO3)2(AsO2OH)"
- Dec 25, 2013
- Trigonite
- RRUFF Ideal Chemistry changed from "Pb3Mn2+(As3+O3)2(As3+O2OH)" to "Pb2+3Mn2+(As3+O3)2(As3+O2OH)"
- Oct 6, 2012
- Oct 9, 2008
- Oct 7, 2008
- May 25, 2008
- Apr 13, 2007
- Trigonite
- IMA Ideal Chemistry changed to "Pb3Mn2+(As3+O3)2(As3+O2OH)"
- May 20, 2006
- Trigonite
- RRUFF Ideal Chemistry changed from "Pb3Mn(AsO3)2(AsO2OH)" to "Pb3Mn2+(As3+O3)2(As3+O2OH)"
- Apr 28, 2006
- Trigonite
- RRUFF Ideal Chemistry changed from "Pb3Mn(AsO3)2(AsO2OH)" to "Pb3Mn(AsO3)2(AsO2OH)"
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