Properties of Ganister lan Dacite
ukuran gandum
coarse utawa nggoleki
medium kanggo nggoleki coarse grained
rengat
splintery
conchoidal
porosity
Highly keropos
kurang keropos
luster
kurang
subvitreous kanggo kurang
kekuatan compressive
ora Sumadhiya
cleavage
sampurna
sampurna
kateguhan
2.6
ora kasedhiya
tartamtu gravitasi
2.2-2.8
2.86-2.87
Kapadhetan
2.2-2.8 g / cm 3
2.77-2.771 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan
tahan panas, impact tahan, meksa tahan, nyandhang tahan