- Oct 13, 2017
- Buddingtonite
- IMA Ideal Chemistry changed from "(NH4)AlSi3O8" to "(NH4)(AlSi3)O8"
- Nov 23, 2014
- Buddingtonite
- RRUFF Ideal Chemistry changed from "(NH4)AlSi3O8" to "(N3-H4)AlSi3O8"
- Sep 2, 2012
- Aug 10, 2012
- Buddingtonite
- RRUFF Ideal Chemistry changed from "(NH4)(Si3Al)O8" to "(NH4)AlSi3O8"
- IMA Ideal Chemistry changed from "(NH4)(Si3Al)O8" to "(NH4)AlSi3O8"
- Aug 31, 2008
- Apr 17, 2007
- Jun 27, 2006
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