Zolotarevite
Zolotarevite is an IMA-recognized mineral species in the silicate class, with the chemical formula Na₅Zr[Si₆O₁₅(OH)₃]·3H₂O.
It crystallizes in the hexagonal crystal system (space group R-3m). It is a member of the Lovozerite structural group.
Key properties: Mohs hardness 5; specific gravity 2.75; White streak; Vitreous luster.
IMA symbol Zlo, IMA status: approved, named in 2021.
Found in leucocratic nepheline syenite (foyaite) of an alkaline massif.
It is found associated with Microcline-perthite, nepheline, sodalite, aegirine, lamprophyllite, lueshite, umbozerite, lomonosovite, nastrophite.
The mineral was named to honor Dr. Andrey A. Zolotarev (b. 1982), Russian crystallographer, St. Petersburg State University.
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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