Properties of Trachyte lan Pantellerite
ukuran gandum
grained nggoleki
grained nggoleki
rengat
ora kasedhiya
sub-conchoidal
porosity
kurang keropos
kurang keropos
kekuatan compressive
ora Sumadhiya
cleavage
ora kasedhiya
conchoidal
kateguhan
ora kasedhiya
2
tartamtu gravitasi
2.7
ora Sumadhiya
transparan
opaque
tembus kanggo opaque
Kapadhetan
2.43-2.45 g / cm 3
ora Sumadhiya
resistance
tahan panas, impact tahan, nyandhang tahan
tahan panas