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| Country: | Portugal (Portuguese Republic) | |
| Continent: | Europe (Southern Europe) | |
| Region: | Santarém | |
| Subregion: | Constância | |
| Code: | PT-SA-CN | |
| Place of discovery: | Constância Rio Zêzere | |
Sand type: | River | |
Coordinates: | 39.4757, -8.3417 * | |
| Height (sea level): | 16m (± 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.