Lukrahnite

Facts

Chemical formula

Ca(Cu,Zn)(Fe³⁺,Zn)(AsO₄)₂ * 2(H₂O,OH)

Mohs hardness

5.0

Density

4.18 g/cm³

Elements in formula

Calcium, Copper, Zinc, Iron, Arsenic, Oxygen, Hydrogen

Number of elements

7

IMA status

Approved

Type locality

Tsumeb Mine

Named after

Ludger Krahn

Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q3840571