Fractal Analysis of Microscale and Nanoscale Pore Structures in Carbonates Using High-Pressure Mercury Intrusion

Table 2

Pore structure parameters of carbonate core samples obtained from HPMI test.

Core; No.	Displacement pressure; (MPa)	Maximum pore radius; (μm)	(μm)	(μm)	Sorting coefficient	Skewness	Tortuosity
1	0.139	5.738	1.021	1.471	2.643	0.414	1.443
2	0.244	3.672	0.813	1.037	2.108	0.341	6.812
3	0.869	0.965	0.366	0.413	1.682	0.169	10.229
4	0.692	1.258	0.441	0.462	1.119	0.320	5.212
5	1.033	0.791	0.456	0.444	1.839	-0.029	11.880
6	0.689	1.251	0.517	0.539	1.068	0.386	5.680
7	1.033	0.790	0.345	0.339	0.846	0.340	6.307
8	1.202	0.668	0.328	0.341	2.377	-0.045	11.407
9	0.863	0.967	0.238	0.277	1.926	-0.149	10.381
10	1.202	0.667	0.327	0.324	1.081	0.449	9.658
11	0.243	3.679	1.245	1.412	1.798	0.495	2.219
12	0.251	3.629	0.850	1.293	3.005	0.035	3.774
13	0.243	3.679	1.094	1.582	2.338	0.334	2.235
14	0.156	5.065	0.686	1.364	2.660	0.190	1.638
15	0.156	5.065	0.907	1.576	2.998	0.092	3.242
16	0.087	9.588	2.295	2.903	3.431	0.298	4.394