HŰBNERITE: Hübnerite, or manganese tungstate, crystallizes in the monoclinic system, usually as long, striated, opaque, black prisms with subtle reddish highlights. It is widely collected for its frequent association with colorless quartz crystals.
HŰBNERITE: Hübnerite, or manganese tungstate, crystallizes in the monoclinic system, usually as long, striated, opaque, black prisms with subtle reddish highlights. It is widely collected for its frequent association with colorless quartz crystals.
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