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Columbite


Columbite : (Fe,Mn)(Nb,Ta)2O6

Photo Copyright © SMS 2005  - This image is copyrighted. Unauthorized reproduction prohibited.
Locality: Emmons Quarry (Uncle Tom Mt. Quarry), Greenwood, Oxford Co., Maine, USA
Columbite crystal in vug collected by me at the Emmons Quarry in August 2000. FOV = 2.5 mm. Specimen resides in my collection.

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