mineral specimens
rare minerals
mineral dealer
systematic minerals
Black Hills minerals
fine minerals
mineral dealer
Dana minerals
IMA minerals
mineral collections
rock and minerals
gem crystal
0 item @ $0.00  

Columbite-(Fe)

#AH52876

Columbite-(Fe)

#AH52876
Availability
Sold
Size
5.5 x 6 x 4 cm - Sm Cabinet 
Formula
Fe2+Nb2O6 (RRUFF)
Locality
Coats peg., Petaca dist., Rio Arriba Co., New Mexico, United States

A good chunk of Columbite. No crystal faces. Collected in 1965 by Hampson.

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.

Collection
Arnold G Hampson Collection

All photos by Dakota Matrix and are Copyrighted © and may not be used without permission. Copyright © 2020 - Dakota Matrix Minerals, Inc. Privacy | Terms & Conditions | Site Map