Log
unit/subunit
|
Gamma ray (API) | Resistivity ( ![]() |
Density (g/cm3) | Photoelectric effect (b/e-) | Neutron porosity (pu) | Differential caliper (in) | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean
|
SD
|
Mean
|
SD
|
Mean
|
SD
|
Mean
|
SD
|
Mean
|
SD
|
Mean
|
SD
|
|
1 | 46.5 | 11.7 | 0.84 | 0.14 | 1.68 | 0.22 | 2.93 | 0.31 | 0.61 | 0.08 | 0.85 | 0.40 |
2a | 61.5 | 4.4 | 0.81 | 0.09 | 1.88 | 0.09 | 3.01 | 0.17 | 0.56 | 0.04 | 1.03 | 0.20 |
2b | 57.6 | 14.6 | 0.91 | 0.12 | 1.87 | 0.25 | 3.00 | 0.28 | 0.55 | 0.06 | 1.00 | 0.53 |
2c | 62.1 | 4.1 | 0.63 | 0.05 | 1.84 | 0.07 | 2.98 | 0.15 | 0.56 | 0.04 | 1.22 | 0.16 |
3 | 68.6 | 6.5 | 0.67 | 0.11 | 1.98 | 0.10 | 3.15 | 0.16 | 0.52 | 0.04 | 0.85 | 0.29 |
4a | 71.8 | 5.6 | 0.62 | 0.09 | 2.03 | 0.13 | 3.20 | 0.17 | 0.52 | 0.04 | 0.69 | 0.29 |
4b | 76.5 | 6.4 | 0.65 | 0.08 | 2.17 | 0.08 | 3.17 | 0.15 | 0.48 | 0.04 | 0.49 | 0.15 |
4c | 76.8 | 4.2 | 0.58 | 0.04 | 1.82 | 0.16 | 3.15 | 0.24 | 0.53 | 0.08 | 0.96 | 0.36 |
Note: SD = standard deviation.