Properties of Pantellerite lan Siltstone
ukuran gandum
grained nggoleki
grained nggoleki
rengat
sub-conchoidal
conchoidal
porosity
kurang keropos
Highly keropos
cleavage
conchoidal
ora kasedhiya
tartamtu gravitasi
ora Sumadhiya
2.54-2.73
transparan
tembus kanggo opaque
opaque
Kapadhetan
ora Sumadhiya
2.6-2.7 g / cm 3
resistance
tahan panas
tahan panas, impact tahan, meksa tahan, banyu tahan