| Locality type: | Mine |
| Classification |
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| Species: | Cassiterite |
| Formula: | SnO2 |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Quartz | 9 |
| Muscovite | 9 |
| Greisen | 1 |
| Albite | 1 |
| Data |
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| Mineral Data: | Click here to view Cassiterite data |
| Locality Data: | Click here to view Penouta mines, Viana do Bolo, Ourense, Galicia, Spain |
| Photo Gallery | View Gallery (46 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 67015 |
| Long-form Identifier: | 1:3:67015:5 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Cassiterite |
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|
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| 23.7km (14.7 miles) | ⓘCasayo mines (Casaio mines; Valborraz mines), Carballeda de Valdeorras, Valdeorras, Ourense, Galicia, Spain |
| 27.5km (17.1 miles) | ⓘPortelas Mine, Agrochão, Vinhais, Bragança, Portugal |
| 34.3km (21.3 miles) | ⓘValtreixal mine, Espinhosela, Bragança, Bragança, Portugal |
| 35.0km (21.8 miles) | ⓘCalabor mines, Calabor, Pedralba de la Praderia, Zamora, Castile and Leon, Spain |
| 35.3km (22.0 miles) | ⓘVale da Formiga Mine, França, Bragança, Bragança, Portugal |
| 36.4km (22.6 miles) | ⓘPortelo Mine, França, Bragança, Bragança, Portugal |
| 43.8km (27.2 miles) | ⓘCurrito Mine, Cadafresnas, Corullón, Castile and Leon, Spain |
| 46.8km (29.1 miles) | ⓘCarvalhas e Monte das Fragas Mine, Travancas e Roriz, Chaves, Vila Real, Portugal |
| 49.5km (30.8 miles) | ⓘTrigueiriça Mines, Rebordelo, Vinhais, Bragança, Portugal |
| 49.5km (30.8 miles) | ⓘAlto do Sarilho Mine, Rebordelo, Vinhais, Bragança, Portugal |
| References |
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Alfonso, P., Hamid, S. A., García-Vallès, M., Llorens, T., Moro, F. L., Tomasa, O., ... & Parcerisa, D. (2018). Textural and mineral-chemistry constraints on columbite-group minerals in the Penouta deposit: evidence from magmatic and fluid-related processes. Mineralogical Magazine, 82(S1), S199-S222. Alfonso, Pura, Hamid, Sarbast Ahmad, Anticoi, Hernan, Garcia-Valles, Maite, Oliva, Josep, Tomasa, Oriol, López-Moro, Francisco Javier, Bascompta, Marc, Llorens, Teresa, Castro, David, García Polonio, Francisco (2020) Liberation Characteristics of Ta–Sn Ores from Penouta, NW Spain. Minerals, 10 (6) 509 doi:10.3390/min10060509 López-Moro, Francisco Javier, Díez-Montes, Alejandro, Timón-Sánchez, Susana María, Llorens-González, Teresa, Sánchez-García, Teresa (2024) Peraluminous Rare Metal Granites in Iberia: Geochemical, Mineralogical, Geothermobarometric, and Petrogenetic Constraints. Minerals, 14 (3) 249 doi:10.3390/min14030249 Losantos, Emma, Borrajo, Iñigo, Losada, Iván, Boixet, Lluís, Castelo Branco, José M., Tornos, Fernando (2025) Sn and W mineralisation in the Iberian Peninsula. Ore Geology Reviews, 179. 106542 doi:10.1016/j.oregeorev.2025.106542 |
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Penouta mines, Viana do Bolo, Ourense, Galicia, Spain