Can you give an example of a rock with high porosity and high permeability?

s.s

s

1

Shale, Mudstone

Sure the best one is the Sandstone.

Sandstone ...

sendstone

Well-Sorted Sandstone

x

The simple example of high porosity and permeability rock is Sandstone but the permeability of sandstone is not depend on the porosity only, it depends on the location of the pore-filling minerals.