Properties of Whiteschist lan Pumice
ukuran gandum
nggoleki grained medium
grained nggoleki
tilas
putih
putih, greenish putih utawa abu-abu
porosity
kurang keropos
Highly keropos
luster
subvitreous kanggo kurang
earthy
cleavage
sampurna
sampurna
tartamtu gravitasi
2.86
2.86
Kapadhetan
2.8-2.9 g / cm 3
0.25-0.3 g / cm 3
resistance
tahan panas
impact tahan, meksa tahan