Sand sample No. 3931 from Switzerland
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| Country: | Switzerland (Swiss Confederation) |
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| Continent: | Europe (Western Europe) | |
| Region: | Valais | |
| Subregion: | Saint-Maurice | |
| Code: | CH-VS-SM | |
| Place of discovery: | Le Châtelard-Frontière River L'Eau Noire | |
Sand type: | River | |
Coordinates: | 46.0533, 6.9517 * | |
| Height (sea level): | 1128m (± 10m) | |
| Collection date: | --- |
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* The exact information is the "place of discovery description". The coordinates are only for information and only show the possible place of discovery of the sand.
