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