Mn2O3-base

Mn2O3-NiO in air

Mn2O3-P2O5 in air

Mn2O3-SiO2 in air

Mn2O3-SrO in air

Mn2O3-TiO2 in air

Mn2O3-V2O5 in air

Mn2O3-Y2O3 in air

Mn2O3-ZnO in air

Mn2O3-ZrO2 in air