Properties of Pyrolite lan Variolite
ukuran gandum
coarse grained
ora ditrapake
rengat
ora duwe aturan baku
conchoidal
tilas
putih
putih kanggo werna abu-abu
porosity
kurang keropos
kurang keropos
luster
mengilap
ora kasedhiya
cleavage
cacat
ora kasedhiya
tartamtu gravitasi
3-3.01
2.8-3
transparan
tembus kanggo opaque
opaque
Kapadhetan
3.1-3.4 g / cm 3
2.9-3.1 g / cm 3
resistance
tahan panas, meksa tahan, nyandhang tahan
tahan panas, meksa tahan, nyandhang tahan