Properties of Pyrolite lan Rhyodacite
ukuran gandum
coarse grained
grained nggoleki
rengat
ora duwe aturan baku
conchoidal
porosity
kurang keropos
kurang keropos
luster
mengilap
greasy kanggo kurang
cleavage
cacat
ora kasedhiya
tartamtu gravitasi
3-3.01
2.34-2.40
transparan
tembus kanggo opaque
opaque
Kapadhetan
3.1-3.4 g / cm 3
ora Sumadhiya
resistance
tahan panas, meksa tahan, nyandhang tahan
tahan panas