Properties of Dacite lan Batubara
ukuran gandum
medium kanggo nggoleki coarse grained
medium kanggo nggoleki coarse grained
rengat
conchoidal
conchoidal
porosity
kurang keropos
kurang keropos
luster
subvitreous kanggo kurang
kurang kanggo vitreous kanggo submetallic
tartamtu gravitasi
2.86-2.87
1.1-1.4
Kapadhetan
2.77-2.771 g / cm 3
1100-1400 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas