Properties of Hornfels lan Marble
ukuran gandum
grained nggoleki
grained medium
rengat
conchoidal
ora kasedhiya
porosity
Highly keropos
kurang keropos
luster
mengilap
kurang kanggo mutiyara kanggo subvitreous
cleavage
sampurna
sampurna
kateguhan
durung ketemu
ora kasedhiya
tartamtu gravitasi
3.4-3.9
2.86-2.87
Kapadhetan
0.25-0.30 g / cm 3
2.4-2.7 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan
tahan panas