| Classification |
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| Species: | Columbite-(Fe) |
| Formula: | Fe2+Nb2O6 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Columbite-(Fe) data |
| Locality Data: | Click here to view Serra de Arga, Montaria, Viana do Castelo, Viana do Castelo, Portugal |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1270327 |
| Long-form Identifier: | 1:3:1270327:0 |
| GUID (UUID V4): | e2a05a92-e4cd-42ec-a2e7-2add39e0b82b |
| Nearest other occurrences of Columbite-(Fe) |
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| 25.8km (16.1 miles) | ⓘEiras quarry, Gondomil e Safins, Valença do Minho, Viana do Castelo, Portugal |
| 32.8km (20.4 miles) | ⓘMata da Galinheira Mine, Vila Chã (São João Baptista e Santiago), Ponte da Barca, Viana do Castelo, Portugal |
| 37.2km (23.1 miles) | ⓘSanta Marina Mine, Galiñeiro Complex, Vincios, Gondomar, Pontevedra, Galicia, Spain |
| 42.4km (26.4 miles) | ⓘCovide quarry, Covide, Terras de Bouro, Braga, Portugal |
| 57.6km (35.8 miles) | ⓘWestern pegmatite, Muro Alto Mine, Anjos e Vilar do Chão, Vieira do Minho, Braga, Portugal |
| 83.5km (51.9 miles) | ⓘPresqueira pegmatite, Forcarei South pegmatite field, Forcarei, Pontevedra, Galicia, Spain |
| 84.3km (52.4 miles) | ⓘBarroso-Alvão pegmatite field, Vila Real, Portugal |
| References |
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| Reference Search (possible matching items) |
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 | | Journal (volume) | | GM74 Boron minerals, geochemistry and isotopes: What do they tell us about geologic processes?.............the mechanisms of anoxic Fe redox cycling in the subsurface, and the impact of Fe mineral biotransformations...represents the investigation of redox processes. For Fe, the pre-edge region provides an almost direct way...g. REE in model fluid compositions [10]. XANES on Fe in hydrous melt at P & T provides evidence for non-quenchable...non-quenchable structural re-organizations in the Fe environment during the cooling to a hydrous glass |
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