Locality type: | Mine |
Classification |
---|
|
Species: | Opal var: Opal-AN |
Formula: | SiO2 · nH2O |
Confirmation |
---|
|
Validity: | Confirmed |
Confirmation Methods: | Visually Identified |
Data |
---|
|
Mineral Data: | Click here to view Opal-AN data |
Locality Data: | Click here to view Gralheira Mine, U.F Romãs Decermilo e Vila Longa, Sátão, Viseu, Portugal |
Data Identifiers |
---|
|
Mindat Occurrence Record ID: | 753026 |
Long-form Identifier: | 1:3:753026:5 |
GUID (UUID V4): | 5e03e837-68ac-4f4a-bd43-7ec470d15154 |
Nearest other occurrences of Opal-AN |
---|
|
|
3.8km (2.4 miles) | ⓘFonte Limeira quarry, U.F Romãs Decermilo e Vila Longa, Sátão, Viseu, Portugal |
4.9km (3.0 miles) | ⓘRomãs quarry, U.F Romãs Decermilo e Vila Longa, Sátão, Viseu, Portugal |
9.2km (5.7 miles) | ⓘAssunção Mine, Aldeia Nova, Ferreira de Aves, Sátão, Viseu, Portugal |
11.6km (7.2 miles) | ⓘPenedo da Cabeça quarry, U.F. Sequeiros e Gradiz, Aguiar da Beira, Guarda, Portugal |
11.7km (7.2 miles) | ⓘRatoeira quarry, U.F. Sequeiros e Gradiz, Aguiar da Beira, Guarda, Portugal |
12.8km (8.0 miles) | ⓘBom Sucesso No. 4 quarry, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal |
16.7km (10.4 miles) | ⓘNossa Senhora da Esperança quarry, Quintela de Azurara, Mangualde, Viseu, Portugal |
58.1km (36.1 miles) | ⓘPortugal Nos. 1 & 2 quarries, Malpartida e Vale de Coelha, Almeida, Guarda, Portugal |
73.4km (45.6 miles) | ⓘPalhal Mine, Branca, Albergaria-a-Velha, Aveiro, Portugal |
References |
---|
|
|