Pore Structure and Permeability Variations during Gas Displacement in Unconsolidated Sandstone Reservoirs through CT Reconstruction Analysis

Table 1

Mineralogical compositions of the core.

Quartz (%)	Potassium feldspar (%)	Plagioclase (%)	Calcite (%)	Montmorillonite (%)	Illite (%)	Kaolinite (%)	Chlorite (%)
55.5	8.1	14.4	1.3	4.60	6.00	5.84	4.26