Properties of Pantellerite lan Aplite
ukuran gandum
grained nggoleki
banget nggoleki-grained
rengat
sub-conchoidal
ora kasedhiya
porosity
kurang keropos
kurang keropos
luster
earthy
kurang kanggo mutiyara kanggo subvitreous
kekuatan compressive
ora Sumadhiya
cleavage
conchoidal
ora kasedhiya
kateguhan
2
ora kasedhiya
tartamtu gravitasi
ora Sumadhiya
2.6
transparan
tembus kanggo opaque
opaque
Kapadhetan
ora Sumadhiya
2.6 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas
tahan panas, nyandhang tahan