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0 item @ $0.00  

Columbite-(Fe)

#50424

Columbite-(Fe)

#50424
Availability
Sold
Size
2.1 x 2.4 x 0.6 cm - Thumbnail 
Formula
Fe2+Nb2O6 (RRUFF)
Locality
Lubilokwi, Maniema, Democratic Republic of Congo

Single, tabular crystal with two good faces and beveled terminations.

Columbite-(Fe)

Formula
Fe2+Nb2O6 
Crystal System
Orthorhombic 
Crystal Habit
Massive - Granular, Striated 
Cleavage
Distinct, None, None 
Luster
Sub Metallic 
Color
black, brownish black 
Streak
blackish brown 
Class
Orthorhombic - Dipyramidal 
Fracture
Sub Conchoidal 
Hardness

Data courtesy of Webmineral.

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