- Jul 27, 2023
- Dec 21, 2020
- Oct 13, 2017
- Neustadtelite
- IMA Ideal Chemistry changed from "Bi2Fe3+(Fe3+,Co)2(AsO4)2(O,OH)4" to "Bi2Fe3+(Fe3+,Co)2(O,OH)4(AsO4)2"
- Dec 22, 2013
- Neustadtelite
- RRUFF Ideal Chemistry changed from "Bi2Fe3+(Fe3+,Co)2(AsO4)2(O,OH)4" to "Bi3+2Fe3+(Fe3+,Co2+)2(As5+O4)2(O,OH)4"
- Oct 1, 2012
- Neustadtelite
- RRUFF Ideal Chemistry changed from "Bi2Fe3+(Fe3+,Co)2(O,OH)4(AsO4)2" to "Bi2Fe3+(Fe3+,Co)2(AsO4)2(O,OH)4"
- IMA Ideal Chemistry changed from "Bi2Fe3+(Fe3+,Co)2(O,OH)4(AsO4)2" to "Bi2Fe3+(Fe3+,Co)2(AsO4)2(O,OH)4"
- Apr 18, 2006
- Neustadtelite
- Mineral Display Name changed from "Neustadtelite" to "Neustädtelite"
- IMA Ideal Chemistry changed to "Bi2Fe3+(Fe3+,Co)2(O,OH)4(AsO4)2"
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