Devilliersite
Devilliersite is an IMA-recognized mineral species in the silicate class, with the chemical formula Ca₄Ca₂Fe³⁺₁₀O₄[(Fe³⁺₁₀Si₂)O₃₆].
It crystallizes in the triclinic crystal system (space group P-1). It is a member of the Sapphirine structural group.
IMA symbol Dvi, IMA status: approved, named in 2021.
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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