Properties of Basalt lan Metapelite
ukuran gandum
grained nggoleki
medium kanggo nggoleki coarse grained
rengat
conchoidal
fibrous
tilas
putih kanggo werna abu-abu
dingerteni
porosity
kurang keropos
Highly keropos
luster
ora kasedhiya
earthy
kekuatan compressive
ora Sumadhiya
cleavage
ora kasedhiya
ora kasedhiya
kateguhan
2.3
ora kasedhiya
tartamtu gravitasi
2.8-3
3.4-3.7
Kapadhetan
2.9-3.1 g / cm 3
0-300 g / cm 3
resistance
tahan panas, meksa tahan, nyandhang tahan
tahan panas, impact tahan, meksa tahan