Mindat Short Description
Forms a series with hetaerolite.
Hausmannite has a tetragonal distorted spinel structure (due to the Jahn-Teller distortion of the Mn3+-centred polyhedron). When heated above 1473 K, a cubic high-temperature phase appears (Frenzel 1980).
Hausmann...
Geoscience Ontology Status Notes
Turner E (1828) Chemical examination of the oxides of manganese. Part II. On the composition of the ores of manganese described by Mr. Haidinger, The Philosophical Magazine 4, 96-104
IMA Formula (from Mindat)
Mn2+Mn3+2O4
RRUFF Formula (from Geoscience Ontology)
Mn2+Mn3+2O4