- Apr 29, 2022
- Oct 13, 2017
- Chloritoid
- IMA Ideal Chemistry changed from "Fe2+Al2OSiO4(OH)2" to "Fe2+Al2O(SiO4)(OH)2"
- Jun 28, 2009
- May 20, 2007
- Chloritoid
- RRUFF Ideal Chemistry changed from "(Fe2+,Mg,Mn)2Al4Si2O10(OH)4" to "Fe2+Al2OSiO4(OH)2"
- Apr 4, 2007
- Chloritoid
- IMA Ideal Chemistry changed to "Fe2+Al2OSiO4(OH)2"
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