| Locality type: | Quarry |
| Classification |
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| Species: | Prehnite |
| Formula: | Ca2Al2Si3O10(OH)2 |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Epidote | 2 |
| Laumontite | 1 |
| Data |
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| Mineral Data: | Click here to view Prehnite data |
| Locality Data: | Click here to view Gneiss quarries, Riveo, Maggia, Vallemaggia, Ticino, Switzerland |
| Photo Gallery | View Gallery (3 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 83935 |
| Long-form Identifier: | 1:3:83935:0 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Prehnite |
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| 3.9km (2.4 miles) | âMaurino Quarry, Cerentino, Vallemaggia, Ticino, Switzerland |
| 3.9km (2.4 miles) | âPizzo Alzasca, Cevio, Vallemaggia, Ticino, Switzerland |
| 8.3km (5.2 miles) | âVergeletto Valley, Onsernone Valley, Centovalli, Locarno, Ticino, Switzerland |
| 15.4km (9.6 miles) | âAlpe di Caneto (Alpe Caneto), Re, Verbano-Cusio-Ossola Province, Piedmont, Italy |
| 15.7km (9.8 miles) | âAlpe Marco inferiore, Rio Vasca, Craveggia, Verbano-Cusio-Ossola Province, Piedmont, Italy |
| 16.1km (10.0 miles) | âKighel Quarry (Antillone Quarry), Formazza gneiss quarries, Formazza, Verbano-Cusio-Ossola Province, Piedmont, Italy |
| 18.0km (11.2 miles) | âLago Nero, RobiÃĻi (Alpe di RobiÃĻi; Lake RobiÃĻi area), Bavona Valley, Cevio, Vallemaggia, Ticino, Switzerland |
| 18.5km (11.5 miles) | âPiano del Lavonchio (Piano dei Lavonchi), Rio Vasca, Craveggia, Verbano-Cusio-Ossola Province, Piedmont, Italy |
| 19.1km (11.9 miles) | âLago Bianco, RobiÃĻi (Alpe di RobiÃĻi; Lake RobiÃĻi area), Bavona Valley, Cevio, Vallemaggia, Ticino, Switzerland |
| 20.8km (12.9 miles) | âChironico Valley, Faido, Leventina, Ticino, Switzerland |
| References |
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Gneiss quarries, Riveo, Maggia, Vallemaggia, Ticino, Switzerland