Ferrocolumbite
- MD-266268
- Samarskite-(Y), Columbite
- Divinesia (ex-Divino de Uba), Minas Gerais, Southeast Region, Brazil
- Miniature
- 3.4 x 1.4 x 1.2 cm
SOLD
- MD-27527
- Rhodizite, Columbite-(Mn)
- Antandrokomby pegmatite; Manandona Valley; Sahatany Pegmatite Field (Mt Bity (Ibity) area), Vakinankaratra Region, Antananarivo Province, Madagascar
- Miniature
- 3.7 x 3.5 x 2.5 cm
SOLD
- MD-256770
- Columbite-(Mn), Albite (Var: Cleavelandite), Muscovite
- Elizabeth R. Mine, Chief Mountain, Pala District, San Diego Co., California, USA
- Miniature
- 4.8 x 3.8 x 2.6 cm
SOLD
- MD-27449
- Columbite-(Fe)
- Tsaramanga (Tongafeni; Itongafeno) pegmatite, Mahaiza Commune, Betafo District, Vakinankaratra Region, Antananarivo Province, Madagascar
- Small Cabinet
- 6.3 x 3.4 x 2.8 cm
SOLD
- MD-262508
- Columbite-(Fe)
- Ipe mine, Governador Valadares, Doce valley, Minas Gerais, Southeast Region, Brazil
- Thumbnail
- 2.5 x 1.9 x 1.6 cm
SOLD
- MD-182970
- Columbite-(Fe)
- Minas Gerais, Southeast Region, Brazil
- Small Cabinet
- 5.5 x 4.9 x 3.9 cm
SOLD
- MD-270208
- Columbite
- Newry, Oxford Co., Maine, USA
- Cabinet
- 9.4 x 7.0 x 5.0 cm
SOLD
- MD-75441
- Columbite
- Andrews Quarry, Portland, Middlesex Co., Connecticut, USA
- Miniature
- 4.0 x 4.5 x 3.0 cm
SOLD
- MD-75443
- Columbite
- White Rock quarries, Middletown, Middlesex Co., Connecticut, USA
- Miniature
- 4.6 x 4.2 x 3.1 cm
SOLD
- MD-75444
- Columbite
- Middletown, Middlesex Co., Connecticut, USA
- Miniature
- 5.7 x 4.7 x 3.8 cm
SOLD
- MD-162793
- Columbite
- Hewitt Gem Quarry (Herb's Gem Quarry; Sawmill Quarry), Long Hill, Haddam, Middlesex Co., Connecticut, USA
- Thumbnail
- 1.7 x 1.2 x 1.0 cm
SOLD
- MD-37837
- Columbite
- Middlesex Co., Connecticut, USA
- Thumbnail
- 1.9 x 1.2 x 0.8 cm
SOLD
- MD-186423
- Columbite
- Iveland, Aust-Agder, Norway
- Thumbnail
- 2.1 x 1.5 x 1.2 cm
SOLD
- WW43
- Ferrocolumbite
- Ipe Mine, Golcanda District, Minas Gerais, Southeast Region, Brazil
- Thumbnail
- 2.5 x 1.9 x 1.6 cm
SOLD
- RH02-43
- Columbite
- Epping, New Hampshire, USA
- Miniature
- 4.9 x 3.8 x 1.8 cm
SOLD
- RH02-32
- Columbite
- Galileia, Minas Gerais, Brazil
- Miniature
- 3.4 x 3.3 x 3.1 cm
SOLD
- RH3-36
- Columbite/Tantalite
- Betafo, Madagascar
- Small Cabinet
- 6.0 x 2.5 x 2.1 cm
SOLD
- PB50
- Ferrocolumbite
- Governador Valadares, Minas Gerais, Brazil
- Cabinet
- 13.5 x 8.9 x 1.6 cm
SOLD
- D06-205
- Columbite on Microcline Var. Amazonite
- Crystal Park, El Paso County, Colorado, USA
- Thumbnail
- 2.2 x 1.1 x 1.0 cm
SOLD