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General Information:
 Chemical Formula:
(Zn,Fe++,Mn++)TiO3
 IMA Status:
Approved IMA
Physical Properties:
 Cleavage:
None
 Color:
brownish black, dark brown, or black.
 Diaphaniety:
Opaque
 Hardness:
5-5.5 - Apatite-Knife Blade
 Luster:
Sub Metallic
 Streak:
brown black
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