Properties of Claystone lan Lignite
ukuran gandum
grained nggoleki
medium kanggo nggoleki coarse grained
rengat
ora kasedhiya
conchoidal
porosity
banget kurang keropos
Highly keropos
luster
kurang
kurang kanggo vitreous kanggo submetallic
cleavage
sampurna
non-ana
kateguhan
2.6
ora kasedhiya
tartamtu gravitasi
0
1.1-1.4
Kapadhetan
2-2.9 g / cm 3
800-801 g / cm 3
resistance
tahan panas, impact tahan
tahan panas