Table 4 Parameters of high-pressure mercury intrusion for metamorphic rock samples.

From: Semiquantitative microscopic pore characterizations of the metamorphic rock reservoir in the central paleo-uplift belt, Songliao Basin

Sample ID

Porosity (%)

Displacement pressure (MPa)

Maximum pore throat (μm)

Withdrawal efficiency (%)

1

1.51

0.0643

19.40

11.25

2

1.98

0.0275

45.32

7.68

3

1.63

0.0370

33.72

6.43

4

0.73

0.0412

29.77

43.28

Schist Average

1.46

0.0425

32.05

17.16

5

1.28

0.0255

48.87

13.34

6

1.07

0.0241

51.75

20.54

7

0.91

0.0240

51.93

23.48

8

0.73

0.0192

64.85

26.91

Mylonite Average

1.00

0.0232

54.35

21.07

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