Properties of Trachyte lan Comendite
ukuran gandum
grained nggoleki
grained medium
porosity
kurang keropos
Highly keropos
tartamtu gravitasi
2.7
2.38
Kapadhetan
2.43-2.45 g / cm 3
-9999 g / cm 3
resistance
tahan panas, impact tahan, nyandhang tahan
tahan panas, impact tahan