- Nov 14, 2017
- Oct 13, 2017
- Melanterite
- IMA Ideal Chemistry changed from "Fe2+SO4·7H2O" to "Fe(SO4)·7H2O"
- May 17, 2017
- Melanterite
- RRUFF Ideal Chemistry changed from "Fe2+SO4·7H2O" to "Fe2+S6+O4·7H2O"
- May 28, 2013
- Jun 5, 2010
- Apr 9, 2007
- Melanterite
- IMA Ideal Chemistry changed to "Fe2+SO4·7H2O"
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