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0 item @ $0.00  

Hausmannite

#11081

Hausmannite

#11081
Availability
Available
Price
$20.00
Size
1.5 x 1.5 x 1.5 cm - Thumbnail 
Formula
Mn2+Mn3+2O4 (RRUFF)
Locality
N'Chwaning mines, Kuruman, Northern Cape prov., South Africa

Black, very lustrous octahedral, stacked crystals.

Hausmannite

Formula
Mn2+Mn3+2O4 
Crystal System
Tetragonal 
Crystal Habit
Massive - Granular, Pseudo Octohedral 
Cleavage
Perfect, None, None 
Luster
Sub Metallic 
Color
brownish black, grayish 
Streak
dark reddish brown 
Class
Tetragonal - Ditetragonal Dipyramidal 
Fracture
Uneven 
Hardness
5.5 

Data courtesy of Webmineral.

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