Properties of Websterite lan Dacite
ukuran gandum
coarse grained
medium kanggo nggoleki coarse grained
rengat
ora rata
conchoidal
tilas
putih, greenish putih utawa abu-abu
putih
porosity
kurang keropos
kurang keropos
luster
kurang kanggo vitreous kanggo submetallic
subvitreous kanggo kurang
cleavage
ora duwe aturan baku
sampurna
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
3.2-3.5
2.86-2.87
Kapadhetan
3.1-3.6 g / cm 3
2.77-2.771 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan, meksa tahan, nyandhang tahan