Ihrtem, Morocco — Photo: Pacific Museum of Earth from Canada · CC BY-SA 2.0
Roselite-β
Roselite-β is an IMA-recognized mineral species in the arsenate class, with the chemical formula Ca₂Co(AsO₄)₂·2H₂O.
It crystallizes in the triclinic crystal system. It is a member of the Fairfieldite structural group.
IMA symbol Rsl-β, grandfathered status — known before the IMA’s founding, 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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