| 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 | 30 |
| Quartz | 10 |
| K Feldspar | 10 |
| - var Adularia | 10 |
| Chlorite Group | 6 |
| Scolecite | 5 |
| Titanite | 3 |
| Stilbite Subgroup | 3 |
| Laumontite | 2 |
| Calcite | 2 |
| Feldspar Group | 2 |
| Mesolite | 1 |
| Fluorite | 1 |
| Pyrite | 1 |
| Stellerite | 1 |
| Data |
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| Mineral Data: | Click here to view Prehnite data |
| Locality Data: | Click here to view Gneiss quarries, Arvigo, Calanca, Moesa Region, Grisons, Switzerland |
| Photo Gallery | View Gallery (33 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 43546 |
| Long-form Identifier: | 1:3:43546:4 |
| GUID (UUID V4): | 0 |
| Localities for Prehnite in this Region |
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|
| Alfredo Quarry, Gneiss quarries, Arvigo, Calanca, Moesa Region, Grisons, Switzerland |
| Nearest other occurrences of Prehnite |
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|
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| 2.8km (1.8 miles) | ⓘSelma, Calanca, Moesa Region, Grisons, Switzerland |
| 10.9km (6.8 miles) | ⓘIragna, Lodrino, Riviera, Riviera, Ticino, Switzerland |
| 14.6km (9.1 miles) | ⓘLoderio, Blenio Valley, Blenio, Ticino, Switzerland |
| 15.1km (9.4 miles) | ⓘBodengo Valley, Sondrio Province, Lombardy, Italy |
| 25.1km (15.6 miles) | ⓘLoga Valley, Madesimo, Sondrio Province, Lombardy, Italy |
| 25.9km (16.1 miles) | ⓘChironico Valley, Faido, Leventina, Ticino, Switzerland |
| 25.9km (16.1 miles) | ⓘLavorgo, Faido, Leventina, Ticino, Switzerland |
| 30.4km (18.9 miles) | ⓘCamperio, Santa Maria Valley, Blenio Valley, Blenio, Ticino, Switzerland |
| 31.2km (19.4 miles) | ⓘCampra, Acquacalda, Santa Maria Valley, Blenio Valley, Blenio, Ticino, Switzerland |
| 31.6km (19.6 miles) | ⓘPiana Valley, Codera Valley, Novate Mezzola, Sondrio Province, Lombardy, Italy |
| References |
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Weibel, Max, Graeser, Stefan, Oberholzer, Walter F., Stalder, Hans-Anton, Gabriel, Walter (1990) Die Mineralien der Schweiz [The minerals of Switzerland] (5th ed.) Birkhäuser, Basel, Switzerland. p.1-222. doi:10.1007/978-3-0348-7132-7 Armbruster, Th., Stalder, H.A., Gnoss, E., Hofmann, B., and Herwegh, M. (2000) Epitaxy of hedenbergite whiskers on babingtonite in Alpine fissures at Arvigo, Val Calanca, Grisons, Switzerland. Schweizerische Mineralogische und Petrografische Mitteilungen, 80(3), 285-290 |
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Gneiss quarries, Arvigo, Calanca, Moesa Region, Grisons, Switzerland