| Locality type: | Mine |
| Classification |
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| Species: | 'Tantalite' (not an IMA approved species) |
| Formula: | (Mn,Fe)(Ta,Nb)2O6 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Tantalite data |
| Locality Data: | Click here to view Quinta Cimeira Mine, Maçainhas, Belmonte, Castelo Branco, Portugal |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 904684 |
| Long-form Identifier: | 1:3:904684:9 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Tantalite |
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| 4.8km (3.0 miles) | ⓘOlas Mine, Inguias, Belmonte, Castelo Branco, Portugal |
| 6.1km (3.8 miles) | ⓘTorre Romana Mine, Belmonte e Colmeal da Torre, Belmonte, Castelo Branco, Portugal |
| 8.0km (4.9 miles) | ⓘPortomé pegmatite, Vela, Guarda, Guarda, Portugal |
| 9.8km (6.1 miles) | ⓘLei Velha Mine, Inguias, Belmonte, Castelo Branco, Portugal |
| 11.9km (7.4 miles) | ⓘPorto Mine, Adão, Guarda, Guarda, Portugal |
| 38.0km (23.6 miles) | ⓘNave de Haver Mining Field, Nave de Haver, Almeida, Guarda, Portugal |
| 38.5km (23.9 miles) | ⓘArgimela Mine (Argemela Mine), Barco e Coutada, Covilhã, Castelo Branco, Portugal |
| 42.2km (26.2 miles) | ⓘQuelhas do Velho Mine, U.F Antas e Matela, Penalva do Castelo, Viseu, Portugal |
| 48.2km (30.0 miles) | ⓘVenturinha, Sezures, Penalva do Castelo, Viseu, Portugal |
| 50.4km (31.3 miles) | ⓘLa Canalita Sn-rich pegmatitic dykes, Peñaparda, Salamanca, Castile and Leon, Spain |
| References |
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