| Statistical Parameters | R1 | R2 | |||
| Phi | Description | Phi | Description | ||
| Folk & Ward (1957) | Mean (Mz) | −4.072 | Coarse gravel | −3.386 | Medium gravel |
| Std. Dev. (σ1) | 0.515 | Moderately well classified | 0.707 | Moderately classified | |
| Skewness (Sk1) | −0.038 | Symmetrical | −0.043 | Symmetrical | |
| Kurtosis (KG) | 0.979 | Mesokurtic | 0.976 | Mesokurtic | |
| Inman (1952) | Median (Mdϕ) | −4.063 | −3.372 | ||
| Mean (Mϕ) | −4.076 | −3.393 | |||
| Std. Dev. (σϕ) | 0.519 | 0.713 | |||
| Asimmetry (αϕ) | −0.025 | −0.092 | |||