Columbite-(Fe) Gallery

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Columbite-(Fe) : FeNb₂O₆, Beryl : Be₃Al₂Si₆O₁₈, Microlite : (Ca,Na)₂Ta₂O₆(O,OH,F), Muscovite : KAl₂[(OH)₂\|AlSi₃O₁₀], Albite : Na[AlSi₃O₈]
	Mawi pegmatite, Laghman (Lagman; Nuristan) Province, Afghanistan A matrix of blocky albite hosting crystals of ferrocolumbite (up to 2.9 cm), beryl (up to 1.5 cm), muscovite, and a small cluster of reddish-brown microlite crystals (up to 4 mm) on the largest columbite.
© 2006, Jesse Fisher	Photo ID: 48745 View Count: 269
Columbite-(Fe) : FeNb₂O₆, Beryl (Var: Aquamarine) : Be₃Al₂Si₆O₁₈
	Darra-i-Pech (Darra-e-Pech) Pegmatite Field, Nangarhar (Ningarhar) Province, Afghanistan Well formed ferrocolumbite crystal 18 mm long in albite matrix with a blue aquamarine variety beryl 3 cm long. Both the ferrocolumbite and the aquamarine are terminated and complete. Excellent example of rare ferrocolumbite. Overall size of mineral specimen: 6x5x3 cm. Size of individual crystals: 18-30 mm.
© 2002 John H. Betts	Photo ID: 3954 View Count: 591
Columbite-(Fe) : FeNb₂O₆
	Giles Columbite-Beryl Pegmatite (Giles Prospect), Spargoville, Coolgardie Shire, Western Australia, Australia Single black terminated Ferrocolumbite xl. 36mm x 25mm x 14mm Personal collection and photo.
	Photo ID: 53231 View Count: 524
Columbite-(Fe) : FeNb₂O₆, Zircon : Zr[SiO₄], Aeschynite-(Y) : (Y,Ca,Fe,Th)(Ti,Nb)₂(O,OH)₆
	Hopffeldboden, Hopffeld area, Obersulzbach valley, Hohe Tauern Mts, Salzburg, Austria Nice combo of black Columbite-Fe, magenta Zircon and orange Aeschynite-Y. Picture width 2,5 mm. Collection and photo Stephan Wolfsried
© Stephan Wolfsried	Photo ID: 216311 View Count: 50
Columbite-(Fe) : FeNb₂O₆
	Minas Gerais, Southeast Region, Brazil This ferrocolumbite specimen resembles the "Maltese Falcon". Sculptor: Mother Nature. Overall size 7.0 x 2.5 x 2.0 cm. Roarke Family Collection M1353.
© Michael C. Roarke	Photo ID: 80964 View Count: 199
Columbite-(Fe) : FeNb₂O₆
	Minas Gerais, Southeast Region, Brazil 5.5 x 4.9 x 3.9 cm. A large, complete all-around cluster of two, lustrous, blocky, black, parallel-growth ferrocolumbite crystals from an unknown locality in Minas Gerais, Brazil. Ex. Charles Hansen Collection.
© Rob Lavinsky	Photo ID: 182970 View Count: 87
Columbite-(Fe) : FeNb₂O₆
	Minas Gerais, Southeast Region, Brazil The most amazing specimen of columbite I have ever seen! Incredibly well formed, lustrous, complete crystal aggregate of columbite-(Fe), on a bed of beautiful albite crystals with muscovite. I was at the Colorado School of Mines Geology Museum this past weekend. I photographed the specimen through glass. I could not measure it, but It's a large ...
	Photo ID: 208746 View Count: 64
Columbite-(Fe) : FeNb₂O₆
	Sapucaia do Norte, Galiléia, Doce valley, Minas Gerais, Southeast Region, Brazil Very lustrous, tabular crystal; 6x3.5x1cm; 84g; Collection of Rudy Bolona.
	Photo ID: 155293 View Count: 113
Columbite-(Fe) : FeNb₂O₆
	Governador Valadares, Doce valley, Minas Gerais, Southeast Region, Brazil This is certainly the largest, and also one of the best specimens of ferrocolumbite I have seen from ANY locale. It was part of Bancroft's competition worldwide case, 30 years or more ago, and comes with his "custom foam base" which is of the style used at that time (tacky...). It is a huge and well formed crystal with good luster, a rich ...
© Rob Lavinsky	Photo ID: 66586 View Count: 271
Columbite-(Fe) : FeNb₂O₆
	Ipê mine, Governador Valadares, Doce valley, Minas Gerais, Southeast Region, Brazil 2.5 x 1.9 x 1.6 cm. A very fine intergrown cluster of jet-black crystals, with the largest being a full 2.5 cm and doubly terminated. The luster ranges from very good along the prism faces to average on the terminations. Ex. Wendell E. Wilson Collection.
© Rob Lavinsky	Photo ID: 262508 View Count: 9