Lukrahnite

lukrahnite

wulfenite

arsenic

beudantite

Images

Formula:CaCuFe³⁺(AsO₄)₂(OH,H₂O)₂
Arsenate, tsumcorite group
Crystal System: Triclinic
Specific gravity: 4.18 calculated
Hardness: 5
Streak: Light yellow
Colour: Yellow
Environments

Hydrothermal environments

Localities

At the type locality, the Tsumeb Mine, Tsumeb, Oshikoto Region, Namibia, lukrahnite is associated with beudantite, adamite, conichalcite, wulfenite, chalcocite and quartz (AM 87.766, Mindat).

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