Properties of Websterite lan Rhyolite
ukuran gandum
coarse grained
gedhe lan coarse grained
rengat
ora rata
sub-conchoidal
tilas
putih, greenish putih utawa abu-abu
wernane
porosity
kurang keropos
Highly keropos
luster
kurang kanggo vitreous kanggo submetallic
earthy
kekuatan compressive
ora Sumadhiya
cleavage
ora duwe aturan baku
ora kasedhiya
kateguhan
ora kasedhiya
2
tartamtu gravitasi
3.2-3.5
2.65-2.67
Kapadhetan
3.1-3.6 g / cm 3
2.4-2.6 g / cm 3
resistance
impact tahan, meksa tahan, nyandhang tahan
tahan panas, nyandhang tahan