Properties of Basalt lan Granit
ukuran gandum
grained nggoleki
gedhe lan coarse grained
tilas
putih kanggo werna abu-abu
putih
porosity
kurang keropos
kurang keropos
luster
-
kurang kanggo grainy karo bagean kala-kala pearly lan vitreous
tartamtu gravitasi
2.8-3
2.6-2.7
Kapadhetan
2.9-3.1 g / cm 3
2.65-2.75 g / cm 3
resistance
tahan panas, meksa tahan, nyandhang tahan
tahan panas, nyandhang tahan