Table 1.

Measured core-plug permeability and calculated deformation band (DB) permeability

Sample numberSample length (cm)Number of DBSample permeability (mD)Thickness range DB (cm)Min. and max. permeability of DB (mD)Average permeability of DB (mD)Host rock permeability (mD)
25.8003.123.12
115.8002.422.42
126.8007.407.40
166.3011.020.1–0.20.020–0.0620.038
37A7.0011.750.05–0.20.017–0.2050.082
37B7.0040.530.5–1*0.048–0.1450.093
  • * Cumulative thickness, as there are four deformation bands present.