Properties of Pantellerite lan Dacite
ukuran gandum
grained nggoleki
medium kanggo nggoleki coarse grained
rengat
sub-conchoidal
conchoidal
porosity
kurang keropos
kurang keropos
luster
earthy
subvitreous kanggo kurang
cleavage
conchoidal
sampurna
kateguhan
2
ora kasedhiya
tartamtu gravitasi
ora Sumadhiya
2.86-2.87
transparan
tembus kanggo opaque
tembus
Kapadhetan
ora Sumadhiya
2.77-2.771 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas
tahan panas, impact tahan, meksa tahan, nyandhang tahan