Properties of Basalt lan Syenite
ukuran gandum
grained nggoleki
medium kanggo nggoleki coarse grained
rengat
conchoidal
ora kasedhiya
tilas
putih kanggo werna abu-abu
putih
porosity
kurang keropos
kurang keropos
luster
ora kasedhiya
subvitreous kanggo kurang
cleavage
ora kasedhiya
sampurna
kateguhan
2.3
ora kasedhiya
tartamtu gravitasi
2.8-3
2.6-2.7
Kapadhetan
2.9-3.1 g / cm 3
2.6-2.8 g / cm 3
resistance
tahan panas, meksa tahan, nyandhang tahan
tahan panas, impact tahan, nyandhang tahan