Properties of Pantellerite lan Phyllite
ukuran gandum
grained nggoleki
medium kanggo nggoleki coarse grained
rengat
sub-conchoidal
conchoidal
porosity
kurang keropos
Highly keropos
cleavage
conchoidal
crenulation lan mrembet
tartamtu gravitasi
ora Sumadhiya
2.72-2.73
transparan
tembus kanggo opaque
opaque
Kapadhetan
ora Sumadhiya
2.18-3.3 g / cm 3
resistance
tahan panas
tahan panas, meksa tahan, banyu tahan