Hausmannite

Facts

Chemical formula

Mn²⁺Mn³⁺₂O₄

Crystal system

Tetragonal

Mohs hardness

5.5

Elements in formula

Manganese, Oxygen

Number of elements

2

IMA status

Grandfathered

Named after

Johann Friedrich Ludwig Hausmann

Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q383713