Marinaite
Marinaite is an IMA-recognized mineral species in the borate class, with the chemical formula Cu₂Fe³⁺O₂(BO₃).
It crystallizes in the monoclinic crystal system (space group P2_1/c). It is a member of the Ludwigite structural group.
IMA symbol Mr, IMA status: approved, named in 2016.
Forms as a sublimate around an active volcanic fumarole.
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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