Properties of Hornfels lan Anorthosite
ukuran gandum
grained nggoleki
coarse grained
rengat
conchoidal
ora duwe aturan baku
porosity
Highly keropos
kurang keropos
luster
mengilap
mutiyara kanggo subvitreous
kekuatan compressive
ora Sumadhiya
cleavage
sampurna
ora duwe aturan baku
kateguhan
durung ketemu
ora kasedhiya
tartamtu gravitasi
3.4-3.9
2.62-2.82
Kapadhetan
0.25-0.30 g / cm 3
2.7-4 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan
tahan panas, impact tahan, meksa tahan, ngeruk tahan, nyandhang tahan