Show Mineral Details
Mineral: |
Vernadite |
English Trivial: |
Manganese-Oxyhydroxide |
Formula: |
δ-MnO₂ |
Mineralogical Group: |
Mn oxides/hydroxides |
Petrological Group: |
weathering minerals |
Crystallographic System: |
Dipyramidal |
Strunz Classification: |
IV/D |
Molar Mass in g/mol: |
86.937 |
Comment: |
member of the group of Hydrous Manganese Oxides (HMO); also birnessite is sometimes called d-MnO2\nnatural vernadite: empirical formula: Mn4+0.6Fe3+0.2Ca0.1Na0.1O1.5(OH)0.5*1.4H2O, molar mass 108.16 g/mol; natural birnessite:empirical formula:\nNa0.3Ca0.1K0.1*Mn4+Mn3+O4*1.5H2O, molar mass 215.71 g/mol |
|
1 data sets were retrieved
|