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Table 3 Statistical parameters of petrophysical and mineralogical data (RVA) measured on Permo-Triassic sandstones
Parameter | SI-unit | n | Mean | σ | Min | Q1 | Median | Q3 | Max |
|---|---|---|---|---|---|---|---|---|---|
λb (air-saturated) | Wm−1 K−1 | 707 | 2.1 | 0.6 | 0.9 | 1.7 | 2.0 | 2.4 | 4.9 |
λb (water-saturated) | Wm−1 K−1 | 702 | 3.2 | 0.6 | 1.7 | 2.8 | 3.1 | 3.6 | 5.8 |
Φ | vol.% | 640 | 15.2 | 6.7 | 0.7 | 10.5 | 15.4 | 20.2 | 36.7 |
v p | m s−1 | 671 | 2701 | 803 | 826 | 2234 | 2660 | 3101 | 6276 |
Quartz | vol.% | 175 | 63.9 | 15.9 | 17.5 | 52.2 | 64.9 | 74.4 | 96.6 |