- Nov 30, 2023
- Gadolinite-(Y)
- RRUFF Ideal Chemistry changed from "Fe2+Be2Y3+2(SiO4)2O2" to "Fe2+Be2Y2(SiO4)2O2"
- Apr 28, 2022
- Jul 24, 2020
- Oct 13, 2017
- Gadolinite-(Y)
- IMA Ideal Chemistry changed from "Fe2+Be2Y2(SiO4)2O2" to "Y2Fe2+Be2O2(SiO4)2"
- Jul 5, 2014
- Gadolinite-(Y)
- RRUFF Ideal Chemistry changed from "Y2Fe2+Be2Si2O10" to "Fe2+Be2Y3+2(SiO4)2O2"
- IMA Ideal Chemistry changed from "Y2Fe2+Be2Si2O10" to "Fe2+Be2Y2(SiO4)2O2"
- Aug 26, 2012
- Gadolinite-(Y)
- RRUFF Ideal Chemistry changed from "Be2Fe2+Y2Si2O10" to "Y2Fe2+Be2Si2O10"
- IMA Ideal Chemistry changed from "Be2Fe2+Y2Si2O10" to "Y2Fe2+Be2Si2O10"
- Sep 13, 2009
- Jun 29, 2006
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