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| Country: | Germany (Federal Republic of Germany) | (Original Size = 1 cm²) |
| Continent: | Europe (Western Europe) | |
| Region: | Nordrhein-Westfalen (North Rhine-Westphalia) | |
| Subregion: | Duisburg | |
| Code: | DE-NW-DU | |
| Place of discovery: | Duisburg River Rhein | |
Sand type: | River | |
Coordinates: | 51.408, 6.7459 * | |
| Height (sea level): | 20m (± 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.