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Table 5 Comparison of ρt, Zet, NCTM, and the rock/protolith ratios (ρt and Zet3.8) for each of the analyzed samples

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

Fault name Location Material Sample number ρt Zet NCTM Rock/Protolith ratio andcompared protolith (No.) Remarks  
ρt Zet3.8  protolith (No.)
MTL Hiji Cataclasite HJ8-1 2.03 12.30 1333 0.73 0.98 (MZ-5) schist Hiji
Fault gouge HJ8-2 1.70 12.04 1109 0.61 0.90 (MZ-5)  
Fault gouge HJ8-3 1.89 12.24 994 0.68 0.96 (MZ-5)  
Fault gouge HJ8-4 1.80 12.12 1065 0.65 0.92 (MZ-5)  
Cataclasite HJ8-5 1.87 12.11 1281 0.68 0.92 (MZ-5)  
Mizoguchi Protolith MZ-5 2.77 12.38 2056 1.00 1.00 (MZ-5)  
Awano-Tabiki Protolith ATS-2 2.66 12.64 1961 1.00 1.00 (ATS-2) schist Awanotabiki
ATS-1 2.61 12.63 1640 0.98 1.00 (ATS-2)  
Cataclasite AT-1 2.26 11.34 1765 0.85 0.66 (ATS-2)  
Fault gouge AT-2 1.79 11.52 1209 0.67 0.70 (ATS-2)  
Fault gouge AT-3 2.31 11.36 1665 0.84 0.65 (HA-1) tonalite Ryoke
Cataclasite AT-4 2.61 11.45 1864 0.95 0.67 (HA-1)  
Cataclasite AT-5 2.44 11.42 1718 0.89 0.66 (HA-1)  
Cataclasite ATR-2 2.56 12.17 1943 0.93 0.85 (HA-1)  
Mylonite ATR-4 2.65 12.13 1820 0.96 0.83 (HA-1)  
Protolith HA-1 2.76 12.72 1908 1.00 1.00 (HA-1)  
Tsuruga Oritodani Protolith K-1 2.58 12.16 1656 1.00 1.00 (K-1) granite Koujaku
Cataclasite C-3 2.47 12.11 1699 0.96 0.98 (K-1)  
Cataclasite C-2 2.16 12.10 1471 0.84 0.98 (K-1)  
Fault gouge T-3-1 2.28 11.96 1492 0.88 0.94 (K-1)  
Fault gouge T-3-2 2.27 12.08 1428 0.88 0.98 (K-1)  
Fault gouge T-3-3 2.15 12.54 1185 0.74 0.67 (T-5) metabasalt Metabasalt
Cataclasite T-3-4 2.23 13.55 1622 0.77 0.89 (T-5)  
Cataclasite C-1 2.43 14.10 1981 0.84 1.04 (T-5)  
Protolith T-5 2.90 13.96 2590 1.00 1.00 (T-5)  
Yamada Mushu Fault gouge YDA-3 2.05 11.99 1108 0.79 0.87 (YK-1) granite Miyazu
Cataclasite YDA-4 1.98 12.05 1333 0.76 0.88 (YK-1)  
Karakawa Protolith YK-1 2.61 12.45 1730 1.00 1.00 (YK-1)  
Mean of all samples Fault gouge - 1.92 12.19 1092 0.69 0.86 -  Avtive fault  
Fault gouge - 2.16 11.73 1449 0.82 0.82 - Inactive fault  
Cataclasite - 2.28 12.25 1637 0.84 0.86 - -  
Protolith, Mylonite - 2.69 12.63 1920 1.00 1.00 - -