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Columbite-(Mn)

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SPH164543

Columbite-(Mn)

Description Tabs

Description
Locality: 
Darrah I Pech, Chapa Dara District, Kunar Province, Afghanistan
Size Range: 
Thumbnail (1-3cm)
Size: 
1.2 × 2.2 × 1.5 cm
Largest Crystal: 
0.80cm
Description

A very sharp manganocolumbite crystal on matrix. The top surface shows a very shiny red color.

Mineral Data
What's on the rock

Columbite-(Mn)

Formula: 
(Mn,Fe)(Nb,Ta)2O6
Strunz: 
4.DB.35
Hardness: 
6.0
Saphira Minerals