Table 1.
Mineral | Chemical formula | Reference |
---|---|---|
Pyrolusite | MnO2 | 56 |
Ramsdellite | MnO2 | 57 |
Nsutite | Mn(O,OH)2 | 58 |
Hollandite | Bax(Mn4+,Mn3+)8O16 | 51 |
Cryptomelane | Kx(Mn4+,Mn3+)8O16 | 51 |
Manjiroite | Nax(Mn4+,Mn3+)8O16 | 59 |
Coronadite | Pbx(Mn4+,Mn3+)8O16 | 60 |
Romanechite | Ba.66(Mn4+,Mn3+)5O10·1.34H2O | 52 |
Todorokite | (Ca,Na,K)X(Mn4+,Mn3+)6O12⋅3.5H2O | 48 |
Lithiophorite | LiAl2(Mn24+Mn3+)O6(OH)6 | 61 |
Chalcophanite | ZnMn3O7⋅3H2O | 62 |
Birnessite | (Na,Ca)Mn7O14⋅2.8H2O | 49 |
Vernadite | MnO2⋅nH2O | 63 |
Manganite | MnOOH | 64 |
Groutite | MnOOH | 65 |
Feitknechtite | MnOOH | 66 |
Hausmannite | Mn2+Mn23+O4 | 67 |
Bixbyite | Mn2O3 | 68 |
Pyrochroite | Mn(OH)2 | 66 |
Manganosite | MnO | 69 |