Encyclopedia: HBN...
Encyclopedia : H : HB : HBN (4 articles)
HübneriteHubnerite from Cerro de Pasco, Peru Hübnerite or hubnerite is a mineral consisting of manganese tungstate (chemical formula: MnWO4). It is the manganese endmember of the manganese - iron wolframite solid solution series. It forms reddish brown to black monoclinic prismatic submetallic cryst..
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