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Strontiomelane | |
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General | |
Category | Oxide mineral > Hollandite supergroup |
Formula | Sr(Mn4+6Mn3+2)O16 |
IMA symbol | Sml |
Strunz classification | 4.DK.05a |
Crystal system | Monoclinic |
Identification | |
Luster | Sub-Metallic |
Specific gravity | 4.66 g/cm3 (calculated) |
Strontiomelane is an oxide mineral from the coronadite group in the hollandite supergroup. [1] Specimens of the mineral appear very similar to other manganese oxides from the same group, such as the Ba-analogue hollandite. The type locality is the Praborna mine in Saint-Marcel, Italy.