- Aug 19, 2019
- Oct 13, 2017
- Mar 7, 2017
- Potassic-magnesio-arfvedsonite
- New Mineral Entry
- Mineral Display Name changed to "Potassic-magnesio-arfvedsonite"
- RRUFF Ideal Chemistry changed to "KNa2Mg4Fe3+Si8O22(OH)2"
- IMA Ideal Chemistry changed to "KNa2Mg4Fe3+Si8O22(OH)2"
- IMA Number changed to "IMA2016-083"
- Mineral Comment changed to
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