Properties of Felsite lan Coquina
ukuran gandum
grained nggoleki
coarse grained
rengat
conchoidal
ora duwe aturan baku
porosity
banget kurang keropos
Highly keropos
luster
vitreous
kurang kanggo vitreous kanggo submetallic
tartamtu gravitasi
2.6-2.7
1.10-2.24
Kapadhetan
2.6 g / cm 3
2.8-2.9 g / cm 3
resistance
tahan panas, impact tahan
tahan panas, impact tahan, meksa tahan, nyandhang tahan