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

Progress in Earth and Planetary Science

Table 6 Statistics of the determined N_CTM values and rock/protolith ratios (ρ_t and Z_et^3.8)

Item	N_CTM				Rock/Protolith ρ_t ratio			Rock/Protolith Z_e_t^3.8 ratio
Item	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