Properties of Trachyte lan Websterite
ukuran gandum
grained nggoleki
coarse grained
rengat
ora kasedhiya
ora rata
tilas
putih
putih, greenish putih utawa abu-abu
porosity
kurang keropos
kurang keropos
luster
metallic
kurang kanggo vitreous kanggo submetallic
kekuatan compressive
ora Sumadhiya
cleavage
ora kasedhiya
ora duwe aturan baku
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
2.7
3.2-3.5
Kapadhetan
2.43-2.45 g / cm 3
3.1-3.6 g / cm 3
resistance
tahan panas, impact tahan, nyandhang tahan
impact tahan, meksa tahan, nyandhang tahan