Properties of Basalt lan Suevite
ukuran gandum
grained nggoleki
coarse grained
rengat
conchoidal
ora rata
tilas
putih kanggo werna abu-abu
cahya kanggo coklat peteng
porosity
kurang keropos
kurang keropos
luster
ora kasedhiya
earthy
kekuatan compressive
ora Sumadhiya
cleavage
ora kasedhiya
ora duwe aturan baku
kateguhan
2.3
ora kasedhiya
tartamtu gravitasi
2.8-3
2.86
Kapadhetan
2.9-3.1 g / cm 3
2.8-2.9 g / cm 3
resistance
tahan panas, meksa tahan, nyandhang tahan
tahan panas