| Locality type: | Mine |
| Classification |
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| Species: | Allophane |
| Formula: | (Al2O3)(SiO2)1.3-2 · 2.5-3H2O |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Allophane data |
| Locality Data: | Click here to view Niccioleta Mine, Massa Marittima, Grosseto Province, Tuscany, Italy |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 951302 |
| Long-form Identifier: | 1:3:951302:0 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Allophane |
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| 7.8km (4.9 miles) | ⓘPodere Montevecchio (Podere Montevecchio Mine; Miniera della Sambuca), Gerfalco, Montieri, Grosseto Province, Tuscany, Italy |
| 29.3km (18.2 miles) | ⓘBagni di Petriolo (Terme di Petriolo), Monticiano, Siena Province, Tuscany, Italy |
| 57.9km (36.0 miles) | ⓘVallone stope, Cape Calamita Mine, Capoliveri, Livorno Province, Tuscany, Italy |
| 63.4km (39.4 miles) | ⓘPopogna Vecchia, Valle Benedetta, Livorno, Livorno Province, Tuscany, Italy |
| References |
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Bazzoni, C., Betti, C., Casini, A., Costantini, A. & Pagani, G. (2015). Minerali: bellezze della natura nel Parco delle Colline Metallifere. Pacini Editore, Pisa, 266 pp. |
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Niccioleta Mine, Massa Marittima, Grosseto Province, Tuscany, Italy