Plumboferrite

plumboferrite

lindqvistite

jacobsite

svabite

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Formula: Pb2(Fe3+,Mn2+,Mg)11O19
Multiple oxide
Specific gravity: 6.07
Hardness: 5
Streak: Red
Colour: Black
Solubility: Easily soluble in hydrochloric acid with evolution of Cl2 and residue of lead chloride (Dana)
Environments:

Metamorphic environments

Plumboferrite occurs in bands in metamorphic carbonate rock in lead-bearing iron - manganese orebodies, associated with hematite, magnesioferrite - jacobsite - magnetite solid solutions, lindqvistite, calcite, andradite, phlogopite, hedyphane, svabite, hematophanite, native copper and cuprite (AM80.1065).

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