Properties of Chert lan Hornfels
ukuran gandum
banget nggoleki-grained
grained nggoleki
rengat
ora rata, splintery utawa conchoidal
conchoidal
porosity
Highly keropos
Highly keropos
luster
waxy lan kurang
mengilap
cleavage
non-ana
sampurna
kateguhan
1.5
durung ketemu
tartamtu gravitasi
2.5-2.8
3.4-3.9
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.7 g / cm 3
0.25-0.30 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan, meksa tahan