Properties of Hornfels lan Larvikite
ukuran gandum
grained nggoleki
medium kanggo nggoleki coarse grained
rengat
conchoidal
ora kasedhiya
porosity
Highly keropos
kurang keropos
luster
mengilap
subvitreous kanggo kurang
cleavage
sampurna
ora kasedhiya
kateguhan
durung ketemu
ora kasedhiya
tartamtu gravitasi
3.4-3.9
2.8-3
Kapadhetan
0.25-0.30 g / cm 3
2.9-2.91 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan
tahan panas, impact tahan, meksa tahan