| Locality type: | Mine |
| Classification |
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| Species: | Dufrénite |
| Formula: | Ca0.5Fe2+Fe53+(PO4)4(OH)6 · 2H2O |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Leucophosphite | 57 |
| Bariopharmacosiderite | 33 |
| Alunite Supergroup | 16 |
| Kidwellite | 14 |
| Strengite | 8 |
| Scorodite | 4 |
| Cyrilovite | 4 |
| Wolframite Group | 4 |
| Quartz | 4 |
| Goethite | 3 |
| Chalcosiderite-Turquoise Series | 3 |
| Plumbogummite Group | 2 |
| Pharmacosiderite | 2 |
| Baryte | 2 |
| Crandallite | 2 |
| Beudantite | 1 |
| Carminite | 1 |
| Stolzite | 1 |
| Chalcosiderite | 1 |
| Plumbogummite | 1 |
| Turquoise Group | 1 |
| Meurigite-K | 1 |
| Data |
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| Mineral Data: | Click here to view Dufrénite data |
| Locality Data: | Click here to view Ste Barbe vein (Les Montmins), Montmins mining district, Échassières, Vichy, Allier, Auvergne-Rhône-Alpes, France |
| Photo Gallery | View Gallery (107 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 162846 |
| Long-form Identifier: | 1:3:162846:3 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Dufrénite |
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| 0.4km (0.2 miles) | ⓘLe Mazet vein no. 1, Le Mazet, Montmins mining district, Échassières, Vichy, Allier, Auvergne-Rhône-Alpes, France |
| 2.2km (1.4 miles) | ⓘL'Eperon-West mine (Travaux Marion), Montmins mining district, Échassières, Vichy, Allier, Auvergne-Rhône-Alpes, France |
| 53.1km (33.0 miles) | ⓘMontebras Mines, Montebras, Soumans, Aubusson, Creuse, Nouvelle-Aquitaine, France |
| References |
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Cuchet, Stéphane, Brugger, Joël, Ansermet, Stefan, Chiappero, Pierre-Jaques (2000) Les minéraux du filon Sainte-Barbe, Les Montmins, Allier, (France) [The minerals of the Sainte-Barbe vein, Les Montmins, Allier, (France)]. Le Règne Minéral, 6 (33) 5-25 |
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Ste Barbe vein, Montmins mining district, Échassières, Vichy, Allier, Auvergne-Rhône-Alpes, France