Samples

QEMSCAN results, f_pyrite, %

Core analysis, f_porosity, %

GEMTIP inversion, f₁ and f₂, %

Shale-oil, #8

6.64

6.34

f₁ = 6.35 f₂ = 4

Shale-gas, #33

1.14

7.98

f₁ = 2.4 f₂ = 8.11

Lam.shale-gas, #45

3.53

1.19

f₁ = 4.4 f₂ = 1