Properties of Icelandite lan Dacite
ukuran gandum
banget nggoleki-grained
medium kanggo nggoleki coarse grained
rengat
ora rata
conchoidal
porosity
kurang keropos
kurang keropos
luster
vitreous
subvitreous kanggo kurang
cleavage
ora kasedhiya
sampurna
kateguhan
1.1
ora kasedhiya
tartamtu gravitasi
2.5-2.8
2.86-2.87
Kapadhetan
2.11-2.36 g / cm 3
2.77-2.771 g / cm 3
resistance
tahan panas, meksa tahan, ngeruk tahan, nyandhang tahan
tahan panas, impact tahan, meksa tahan, nyandhang tahan