Properties of Phonolite lan Pumice
ukuran gandum
grained nggoleki
grained nggoleki
rengat
conchoidal kanggo ora rata
planar
tilas
putih
putih, greenish putih utawa abu-abu
porosity
kurang keropos
Highly keropos
luster
greasy kanggo kurang
earthy
kateguhan
ora kasedhiya
3
tartamtu gravitasi
2.6
2.86
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.6 g / cm 3
0.25-0.3 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan, nyandhang tahan
impact tahan, meksa tahan