porous [Adjective] + rock [Noun]

Strength Strength Dispersion
A:
11
CHISQ:
932.98
AWT:
15,335,350
TTEST:
3.28
G2:
86.11
FAWT:
3.54
MI:
6.44
LOGLOG:
22.27
JD:
0.59
MI3:
13.36
DICE:
0.24
RANGE: