Locality type: | Mine |
Classification |
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Species: | Schorl |
Formula: | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
Confirmation |
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Validity: | Believed Valid |
Data |
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Mineral Data: | Click here to view Schorl data |
Locality Data: | Click here to view Segura Mines (Segura mining field), União de Freg de Segura e Zebreira, Idanha-a-Nova, Castelo Branco, Portugal |
Data Identifiers |
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Mindat Occurrence Record ID: | 977355 |
Long-form Identifier: | 1:3:977355:4 |
GUID (UUID V4): | 9958c943-afcc-4e45-9e3e-7e496d690937 |
Nearest other occurrences of Schorl |
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70.6km (43.9 miles) | ⓘTapada dos Cudeços - SPI quarry, Alpalhão, Nisa, Portalegre, Portugal |
74.7km (46.4 miles) | ⓘBarroca Grande Mine, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Portugal |
97.5km (60.6 miles) | ⓘRoto-Bote quarry, Vila Franca da Serra, Gouveia, Guarda, Portugal |
References |
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Antunes, I. M. H. R., Neiva, A. M. R., Ramos, J. M. F., Silva, P. B., Silva, M. M. V. G., & Corfu, F. (2013). Petrogenetic links between lepidolite-subtype aplite-pegmatite, aplite veins and associated granites at Segura (central Portugal). Chemie der Erde-Geochemistry, 73(3), 323-341. |