a
The tortuosity factor in Archie's equation, F = a/φ^m, often taken as 1.0 in carbonates and about 0.62 to 0.81 in sandstone.
The tortuosity factor in Archie's equation, F = a/φ^m, often taken as 1.0 in carbonates and about 0.62 to 0.81 in sandstone.