Properties of Coquina lan Schist
ukuran gandum
coarse grained
medium kanggo nggoleki coarse grained
rengat
ora duwe aturan baku
conchoidal
porosity
Highly keropos
Highly keropos
luster
kurang kanggo vitreous kanggo submetallic
mengilap
cleavage
ora kasedhiya
slaty
kateguhan
ora kasedhiya
1.5
tartamtu gravitasi
1.10-2.24
2.5-2.9
Kapadhetan
2.8-2.9 g / cm 3
2.8-2.9 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
impact tahan, meksa tahan, banyu tahan