Tan bladed manganohörnesite with white acicular hörnesite crystals. Collection & Photograph Christian Rewitzer 10.2020. From: Mina Casualidad, Baños de Alhamilla, Pechina, Almería, Andalusia, Spain. — Photo: Christian Rewitzer · CC BY-SA 3.0
Manganohörnesite
Manganohörnesite is an IMA-recognized mineral species in the arsenate class, with the chemical formula Mn²⁺₃(AsO₄)₂·8H₂O.
It crystallizes in the monoclinic crystal system (space group P2_1/c). It is a member of the Vivianite structural group.
IMA symbol Mhns, IMA status: approved, named in 1951.
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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