- Oct 13, 2017
- Ankerite
- IMA Ideal Chemistry changed from "CaFe2+(CO3)2" to "Ca(Fe2+,Mg)(CO3)2"
- Nov 6, 2010
- Mar 22, 2007
- Ankerite
- RRUFF Ideal Chemistry changed from "Ca(Fe2+,Mg,Mn2+)(CO3)2" to "CaFe2+(CO3)2"
- IMA Ideal Chemistry changed to "CaFe2+(CO3)2"
- Apr 14, 2006
- Ankerite
- RRUFF Ideal Chemistry changed from "Ca(Fe2+,Mg,Mn+2)(CO3)2" to "Ca(Fe2+,Mg,Mn2+)(CO3)2"
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