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