Columbite
last edited:
4/16/16
number of photos: 4
Columbite is FeNb2O6
(a niobate)
Mineral information on columbite
photos
columbite:
1
2
3
4
Photos are copyright free for
non-commercial educational uses.
Just credit photos to R.Weller/Cochise College.
copyright 2016-R.Weller
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