Properties of Teschenite lan Pantellerite
ukuran gandum
coarse grained
grained nggoleki
rengat
conchoidal
sub-conchoidal
porosity
Highly keropos
kurang keropos
luster
ora kasedhiya
earthy
kekuatan compressive
ora Sumadhiya
cleavage
ora kasedhiya
conchoidal
tartamtu gravitasi
2.86-2.87
ora Sumadhiya
transparan
opaque
tembus kanggo opaque
Kapadhetan
2.7-3.3 g / cm 3
ora Sumadhiya
resistance
impact tahan, meksa tahan, nyandhang tahan
tahan panas