White core of tsepinite-Na with an epitaxial growth of orange Labuntsovite-Mn crystal from the famous Aris Quarry (Windhoek, Khomas Region, Namibia). — Photo: David Hospital · CC BY-SA 4.0
Labuntsovite-Mn
Labuntsovite-Mn is an IMA-recognized mineral species in the silicate class, with the chemical formula Na₄K₄Mn²⁺₂Ti₈O₄(Si₄O₁₂)₄(OH)₄·10-12H₂O.
It crystallizes in the monoclinic crystal system (space group C2/m). It is a member of the Labuntsovite structural group.
IMA symbol Lab-Mn, IMA status: approved, named in 1955.
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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