| 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 Moinhos de Riba Mine, Valongo, Valongo, Porto, Portugal |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 925844 |
| Long-form Identifier: | 1:3:925844:0 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Quartz |
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| 3.0km (1.9 miles) | ⓘRibeiro da Igreja Mine, Alfena, Valongo, Porto, Portugal |
| 3.0km (1.9 miles) | ⓘPinhal - Vale de Achas e Ribeiro da Igreja Mine, Valongo, Valongo, Porto, Portugal |
| 3.0km (1.9 miles) | ⓘVale de Aches e Ribeiro da Igreja Mine, Sobrado, Valongo, Porto, Portugal |
| 4.6km (2.9 miles) | ⓘSerra de Santa Justa Mines, Valongo, Valongo, Porto, Portugal |
| 4.7km (2.9 miles) | ⓘRibeiro da Quinta do Cavalo Morto Mine, Valongo, Valongo, Porto, Portugal |
| 6.6km (4.1 miles) | ⓘSerra de Pias Mines, Valongo, Valongo, Porto, Portugal |
| 8.7km (5.4 miles) | ⓘSerra de Pias Mines, Recarei, Paredes, Porto, Portugal |
| 8.9km (5.5 miles) | ⓘRebordosa Mine, Rebordosa, Paredes, Porto, Portugal |
| 10.2km (6.3 miles) | ⓘAbelheira Mine, Aguiar de Sousa, Paredes, Porto, Portugal |
| 10.2km (6.3 miles) | ⓘMedas Mine, Aguiar de Sousa, Paredes, Porto, Portugal |
| References |
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