Shale Length Diameter Volume Dry weight bulk density
    (cm) (cm) (cm3) (g) (g)
Intact Eagle Ford 4.6 3.4 41.81 131.1 3.14
After 3%HCl Eagle Ford 2.7 3.7 29.47 68.2 2.32
Intact Marcellus 2.2 2.5 10.84 25.9 2.40
After 3%HCl Marcellus 2.3 2.46 10.89 28.3 2.60
Intact Barnett 2.7 2.46 12.95 26.2 2.02
After 3% HCl Barnett 2.4 2.51 12.10 24.1 1.99
Intact Mancos 3.9 2.59 20.48 51.4 2.51
After 3%HCl Mancos 3.9 2.59 20.34 50.1 2.46
Table 2: Shale samples properties.