Ermakovite
Ermakovite is an IMA-recognized mineral species in the arsenate class, with the chemical formula (NH₄)(As₂O₃)₂Br.
It crystallizes in the hexagonal crystal system (space group P6/mmm). It is a member of the Lucabindiite structural group.
IMA symbol Ekv, IMA status: approved, named in 2020.
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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