Carboniferous [Adjective] + shale [Noun]

Strength Strength Dispersion
A:
9
CHISQ:
8,266.16
AWT:
34,347,854
TTEST:
3
G2:
119.01
FAWT:
1.58
MI:
9.85
LOGLOG:
31.21
JD:
0.29
MI3:
16.19
DICE:
2.8
RANGE: