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| Country: | Brazil (Federative Republic of Brazil) | |
| Continent: | South America (South America) | |
| Region: | Amazonas | |
| Subregion: | Rio Negro | |
| Code: | BR-AM-RN | |
| Place of discovery: | Parque Nacional do Jaú, from first cascade of river Rio Unini | |
Sand type: | River | |
Coordinates: | -1.6495, -61.6357 * | |
| Height (sea level): | 13m (± 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.