| Locality type: | Mine |
| Classification |
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| Species: | Quartz |
| Formula: | SiO2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Quartz data |
| Locality Data: | Click here to view Seixo Branco Mine, Fernão Joanes, Guarda, Guarda, Portugal |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 915162 |
| Long-form Identifier: | 1:3:915162:8 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Quartz |
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| 4.3km (2.7 miles) | ⓘAlvarrões Mine, Gonçalo, Guarda, Guarda, Portugal |
| 4.8km (3.0 miles) | ⓘPortomé pegmatite, Vela, Guarda, Guarda, Portugal |
| 5.0km (3.1 miles) | ⓘVela Sudoeste quarry, Vela, Guarda, Guarda, Portugal |
| 5.2km (3.2 miles) | ⓘVela Nordeste quarry, Vela, Guarda, Guarda, Portugal |
| 5.8km (3.6 miles) | ⓘCravos Mine, Videmonte, Guarda, Guarda, Portugal |
| 5.9km (3.7 miles) | ⓘEN 18 roadcut, Vela, Guarda, Guarda, Portugal |
| 6.0km (3.7 miles) | ⓘGonçalo Sul C 70 Mine, Gonçalo, Guarda, Guarda, Portugal |
| 6.0km (3.8 miles) | ⓘCovão quarry, Vela, Guarda, Guarda, Portugal |
| 6.2km (3.9 miles) | ⓘGranja Mine, União de freguesias de Mizarela， Pêro Soares e Vila Soeiro, Guarda, Guarda, Portugal |
| 6.2km (3.9 miles) | ⓘAlto do Feijão Mine, União de freguesias de Mizarela， Pêro Soares e Vila Soeiro, Guarda, Guarda, Portugal |
| References |
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