- Oct 13, 2017
- Takanelite
- IMA Ideal Chemistry changed from "(Mn2+,Ca)2xMn4+1-xO2·0.7H2O" to "(Mn2+,Ca)2x(Mn4+)1-xO2·0.7H2O"
- Oct 6, 2012
- May 4, 2010
- Oct 25, 2008
- Takanelite
- RRUFF Ideal Chemistry changed from "Mn2+0.2Mn4+O2·0.7H2O" to "(Mn2+,Ca)2xMn4+1-xO2·0.7H2O"
- IMA Ideal Chemistry changed from "Mn2+0.2Mn4+O2·0.7H2O" to "(Mn2+,Ca)2xMn4+1-xO2·0.7H2O"
- May 19, 2008
- Takanelite
- IMA Number changed to "IMA1970-034"
- Mineral Comment changed to
- Jun 3, 2007
- Takanelite
- RRUFF Ideal Chemistry changed from "(Mn2+,Ca)0.2Mn4+O2·0.7H2O" to "Mn2+0.2Mn4+O2·0.7H2O"
- Apr 12, 2007
- Takanelite
- IMA Ideal Chemistry changed from "(Mn2+,Ca)0.2Mn4+O2·0.7H2O" to "Mn2+0.2Mn4+O2·0.7H2O"
- May 20, 2006
- Takanelite
- IMA Ideal Chemistry changed to "(Mn2+,Ca)0.2Mn4+O2·0.7H2O"
|