Popugaevaite
Popugaevaite is an IMA-recognized mineral species in the borate class, with the chemical formula Ca₃[B₅O₆(OH)₆]FCl₂·8H₂O.
It crystallizes in the monoclinic crystal system (space group Pn). It is a member of the Brianroulstonite structural group.
IMA symbol Pgv, 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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