Properties of Phonolite lan Rhyodacite
ukuran gandum
grained nggoleki
grained nggoleki
rengat
conchoidal kanggo ora rata
conchoidal
porosity
kurang keropos
kurang keropos
luster
greasy kanggo kurang
greasy kanggo kurang
cleavage
miskin
ora kasedhiya
kateguhan
ora kasedhiya
2.1
tartamtu gravitasi
2.6
2.34-2.40
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.6 g / cm 3
ora Sumadhiya
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan, nyandhang tahan
tahan panas