Properties of Tuff lan Comendite
ukuran gandum
grained nggoleki
grained medium
porosity
Highly keropos
Highly keropos
luster
vitreous kanggo kurang
kurang
tartamtu gravitasi
2.73
2.38
Kapadhetan
1-1.8 g / cm 3
-9999 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan