Grain size parameter/Age | Md(µm) | Mz | σI | SkI |
Lower Cretaceous | 120 - 350 | 1.4 | 0.3 - 0.9 | −0.02 to +0.6 |
Umm Sahm F. | 180 - 470 | 1.3 | 0.2 - 0.8 | −0.6 to +0.4 |
Disi F. | 260 - 630 | 1.6 | 0.2 - 0.6 | −0.6 to +0.8 |
Umm Ishrin F. | 260 - 550 | 1.7 | 0.2 - 1.1 | −0.4 to +0.8 |
Abu Khusheiba F. | 135 - 215 | 2.2 | 0.2 - 1.2 | −0.6 to +0.8 |
Salib F. | High var. | 1.0 | 0.3 - 1.8 | −0.2 to +0.1 |