Properties of Basalt lan Marble
ukuran gandum
grained nggoleki
grained medium
tilas
putih kanggo werna abu-abu
putih
porosity
kurang keropos
kurang keropos
luster
-
kurang kanggo mutiyara kanggo subvitreous
tartamtu gravitasi
2.8-3
2.86-2.87
Kapadhetan
2.9-3.1 g / cm 3
2.4-2.7 g / cm 3
resistance
tahan panas, meksa tahan, nyandhang tahan
tahan panas