| | Description | |
| Type Locality: | Lengenbach Quarry, Im Feld (Imfeld; Feld; Fäld), Binn Valley, Wallis (Valais), Switzerland is the type locality for Dufrénoysite | | Quality of samples: | not specified / average specimens | | Confirmation | |
| Validity: | Believed Valid | | References | |
| References: | Damour, A. (1845): Annal. Chim. Phys. 14, 379 ff.; vom Rath, G. (1864): Poggend. Annal. Phys. und Chemie 122, 371-399. | | Data | |
| Mineral Data: | Click here to view Dufrénoysite data | | Locality Data: | Click here to view Lengenbach Quarry, Im Feld (Imfeld; Feld; Fäld), Binn Valley, Wallis (Valais), Switzerland | | Photo Gallery | View Gallery (13 photos) |
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