Properties of Websterite lan Scoria
ukuran gandum
coarse grained
grained nggoleki
rengat
ora rata
conchoidal
tilas
putih, greenish putih utawa abu-abu
putih
porosity
kurang keropos
Highly keropos
luster
kurang kanggo vitreous kanggo submetallic
subvitreous kanggo kurang
cleavage
ora duwe aturan baku
sampurna
kateguhan
ora kasedhiya
2.1
tartamtu gravitasi
3.2-3.5
ora Sumadhiya
Kapadhetan
3.1-3.6 g / cm 3
ora Sumadhiya
resistance
impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan, meksa tahan, nyandhang tahan