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Line 55:
Line 55: − + − ! Use − + − − + − −
→Correcting for clay-rich rocks
{| class = "wikitable"
{| class = "wikitable"
|-
|-
! Porosity
! Porosity || Use
|-
|-
| > 10%
| > 10% || k = [0.2 × φ<sup>3</sup> ] / s<sup>2</sup> × (1 – φ)<sup>2</sup>
| k = [0.2 × φ<sup>3</sup> ] / s<sup>2</sup> × (1 – φ)<sup>2</sup>
|-
|-
|
| < 10% || k = [20 × φ<sup>3</sup> ] / s<sup>2</sup> × (1 – φ)<sup>2</sup>
| k = [20 × φ<sup>3</sup> ] / s<sup>2</sup> × (1 – φ)<sup>2</sup>
|}
|}