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Hausmannite

#26380
SOLD
Hausmannite from N'Chwaning II mine, Kalahari Mn fields, Northern Cape Province, South Africa - 26380
Hausmannite from N'Chwaning II mine, Kalahari Mn fields, Northern Cape Province, South Africa - 26380

Hausmannite

#26380
Availability
Sold
Size
5 x 3 x 3.5 cm - Miniature 
Formula
Mn2+Mn3+2O4 (RRUFF)
Locality
N'Chwaning II mine, Kalahari Mn fields, Northern Cape Province, South Africa
Notes
Discounts/Promos do NOT apply to this item
Tagged
Holiday Sale

Very nice piece with highly reflective black pyramidal Hausmannite crystals to over 1cm.

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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