Properties of Hornfels lan Whiteschist
ukuran gandum
grained nggoleki
nggoleki grained medium
rengat
conchoidal
conchoidal
porosity
Highly keropos
kurang keropos
luster
mengilap
subvitreous kanggo kurang
cleavage
sampurna
sampurna
kateguhan
durung ketemu
1
tartamtu gravitasi
3.4-3.9
2.86
Kapadhetan
0.25-0.30 g / cm 3
2.8-2.9 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan
tahan panas