- Oct 13, 2017
- Saponite
- IMA Ideal Chemistry changed from "(Ca,Na)0.3(Mg,Fe2+)3(Si,Al)4O10(OH)2·4H2O" to "(Ca,Na)0.3(Mg,Fe)3(Si,Al)4O10(OH)2·4H2O"
- Aug 9, 2010
- May 28, 2007
- Saponite
- RRUFF Ideal Chemistry changed from "(Ca0.5,Na)0.3(Mg,Fe2+)3(Si,Al)4O10(OH)2·4H2O" to "(Ca,Na)0.3(Mg,Fe2+)3(Si,Al)4O10(OH)2·4H2O"
- Apr 12, 2007
- Saponite
- IMA Ideal Chemistry changed to "(Ca,Na)0.3(Mg,Fe2+)3(Si,Al)4O10(OH)2·4H2O"
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