Properties of Websterite lan Pantellerite
ukuran gandum
coarse grained
grained nggoleki
rengat
ora rata
sub-conchoidal
tilas
putih, greenish putih utawa abu-abu
dingerteni
porosity
kurang keropos
kurang keropos
luster
kurang kanggo vitreous kanggo submetallic
earthy
cleavage
ora duwe aturan baku
conchoidal
kateguhan
ora kasedhiya
2
tartamtu gravitasi
3.2-3.5
ora Sumadhiya
transparan
opaque
tembus kanggo opaque
Kapadhetan
3.1-3.6 g / cm 3
ora Sumadhiya
resistance
impact tahan, meksa tahan, nyandhang tahan
tahan panas