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Table 6 Statistics of the determined NCTM values and rock/protolith ratios (ρt and Zet3.8)

From: Quantitative determination of the lowest density domain in major fault zones via medical X-ray computed tomography

Item NCTM Rock/Protolith ρt ratio Rock/Protolith Zet3.8 ratio
Fault gouge (Active) Fault gouge (Inactive) Cataclasite Protolith, Mylonite Fault gouge (Active) Fault gouge (Inactive) Cataclasite Fault gouge (Active) Fault gouge (Inactive) Cataclasite
Max 1185 1665 1981 2590 0.79 0.88 0.96 0.96 0.98 1.04
75% 1109 1535 1815 1985 0.74 0.88 0.91 0.92 0.95 0.98
Median 1108 1460 1699 1864 0.68 0.86 0.84 0.90 0.82 0.89
25% 1065 1373 1402 1712 0.65 0.80 0.77 0.87 0.69 0.76
Min 994 1209 1281 1640 0.61 0.67 0.68 0.67 0.65 0.66
STD 62 163 239 288 0.06 0.09 0.09 0.10 0.14 0.13
Mean 1092 1449 1637 1920 0.69 0.82 0.84 0.86 0.82 0.86
Number of data 5 4 11 8 5 4 11 5 4 11