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| Continental gravels (1) |
| Dreikanters (1) |
| Hofuf formation (1) |
| Qatar (1) |
| Ventifact graveyards (1) |
| Ventifacts (1) |
| Continental gravels (1) |
| Dreikanters (1) |
| Hofuf formation (1) |
| Qatar (1) |
| Ventifact graveyards (1) |
| Ventifacts (1) |