Manganese

Manganese is not extremely abundant on/in Eath's crust.

Minerals

• MnO Manganosite – Mohs 5 to 6 – cubic – 5.364g/cm³
• MnO₂ Pyrolusite – Mohs 6.0 to 6.5 – tertagonal (rutile structure β-MnO₂) – 4.4–5.06 g/cm³
• Mn₃O₄ Hausmannite – Mohs 5.5 – tetragonal – 4.7–4.84 g/cm³
• Mn₂O₃ Braunite – Mos 6 to 6.5 – tetragonal – 4.72–4.83 g/cm³

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• KMnO₄ Bahariyaite (mindat) – potassium permanganate as mineral

Related

• Chemical element

External links

• Manganese oxide
• Category:Manganese_minerals
• Category:Manganese_compounds

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• Deep sea mining
• Manganese nodule
• Akhtenskite MnO₂ – [1] – hexagonal (very simple structure)