Properties of Marble lan Batubara
ukuran gandum
grained medium
medium kanggo nggoleki coarse grained
porosity
kurang keropos
kurang keropos
luster
kurang kanggo mutiyara kanggo subvitreous
kurang kanggo vitreous kanggo submetallic
tartamtu gravitasi
2.86-2.87
1.1-1.4
Kapadhetan
2.4-2.7 g / cm 3
1100-1400 g / cm 3
resistance
tahan panas
tahan panas