Jahnsite-(MnMnMn)
Jahnsite-(MnMnMn) is an IMA-recognized mineral species in the phosphate class, with the chemical formula Mn²⁺Mn²⁺Mn²⁺₂Fe³⁺₂(PO₄)₄(OH)₂·8H₂O.
It is a member of the Jahnsite structural group.
IMA symbol Jah-MnMnMn, IMA status: approved, named in 1978.
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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