Nafeasite
Nafeasite is an IMA-recognized mineral species in the arsenate class, with the chemical formula Na₃Fe³⁺₃(AsO₃OH)₆·3H₂O.
It crystallizes in the monoclinic crystal system (space group C2).
IMA symbol Nfa, IMA status: approved, named in 2022.
Index entry. This entry combines official IMA/RRUFF species data with published physical-property data — a full written entry hasn’t been published yet.
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