sandstone [Noun] + formation [Noun]

Strength Strength Dispersion
A:
4
CHISQ:
21.66
AWT:
43,406,919
TTEST:
1.72
G2:
13.17
FAWT:
1.25
MI:
2.86
LOGLOG:
5.72
JD:
0.21
MI3:
6.86
DICE:
0.16
RANGE: