| Locality type: | Mine |
| Classification |
|---|
|
| Species: | Opal var: Opal-AN |
| Formula: | SiO2 · nH2O |
| Confirmation |
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|
| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Opal-AN data |
| Locality Data: | Click here to view Palhal Mine, Branca, Albergaria-a-Velha, Aveiro, Portugal |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 688959 |
| Long-form Identifier: | 1:3:688959:3 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Opal-AN |
|---|
|
|
| 64.0km (39.8 miles) | ⓘNossa Senhora da Esperança quarry, Quintela de Azurara, Mangualde, Viseu, Portugal |
| 68.5km (42.6 miles) | ⓘRomãs quarry, U.F Romãs Decermilo e Vila Longa, Sátão, Viseu, Portugal |
| 70.0km (43.5 miles) | ⓘAssunção Mine, Aldeia Nova, Ferreira de Aves, Sátão, Viseu, Portugal |
| 70.3km (43.7 miles) | ⓘFonte Limeira quarry, U.F Romãs Decermilo e Vila Longa, Sátão, Viseu, Portugal |
| 72.5km (45.1 miles) | ⓘBom Sucesso No. 4 quarry, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal |
| 73.4km (45.6 miles) | ⓘGralheira Mine, U.F Romãs Decermilo e Vila Longa, Sátão, Viseu, Portugal |
| 74.9km (46.5 miles) | ⓘPenedo da Cabeça quarry, U.F. Sequeiros e Gradiz, Aguiar da Beira, Guarda, Portugal |
| 74.9km (46.6 miles) | ⓘRatoeira quarry, U.F. Sequeiros e Gradiz, Aguiar da Beira, Guarda, Portugal |
| References |
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|
Marques de Sá, Joaquin, Lelal Gomes, Carlos (2010) Les mines de cuivre et nickel de Palhal et Telhadela, Albergaria-a-Velha, Aveiro, portugal [The copper and nickel mines of Palhal and Telhadela, Albergaria-a-Velha, Aveiro, Portugal]. Le Règne Minéral, 16 (92) 36-47 |
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