- Sep 6, 2020
- Sturmanite
- RRUFF Ideal Chemistry changed from "Ca6Fe3+2(SO4)2.5[B(OH)4](OH)12·25H2O" to "Ca6Fe3+2(S6+O4)2.5[B(OH)4](OH)12·25H2O"
- Oct 13, 2012
- Apr 9, 2008
- Sturmanite
- RRUFF Ideal Chemistry changed from "Ca6Fe3+2(SO4)2[B(OH)4](OH)12·25H2O" to "Ca6Fe3+2(SO4)2.5[B(OH)4](OH)12·25H2O"
- IMA Ideal Chemistry changed from "Ca6Fe3+2(SO4)2[B(OH)4](OH)12·25H2O" to "Ca6Fe3+2(SO4)2.5[B(OH)4](OH)12·25H2O"
- May 19, 2006
- Sturmanite
- IMA Ideal Chemistry changed to "Ca6Fe3+2(SO4)2[B(OH)4](OH)12·25H2O"
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